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Physics Is The Reason T-Shirt – Chummy Tees
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Physics Is The Reason T-Shirt

  • Proudly printed in the USA.

  • Size chart for the perfect fit.

  • 30 day exchanges

Physics Is The Reason T-Shirt

$18.95

🔥 FREE SHIPPING when you order 2+ shirts with code FSHIP2 in checkout! For more info, click here.

  • Size Chart & Product Info

      • You can order this Physics Is The Reason t-shirt design on several different sizes, colors, and styles of shirts including short sleeve shirts and tank tops.

      Each shirt is printed when ordered, and shipped from Northern California.



      Size Chart:

      Style: Mens t-shirt

      Color: Grey

      Fabric: 90% ring spun cotton, 10% polyester

      Size Body Length Body Width Sleeve Length
      S 26.625 18 15
      M 27.625 20 16
      L 28.625 22 16.5
      XL 29.625 24 17
      2XL 30.625 26 17.5
      3XL 30.625 26.5 19.25
      4XL 31 28.5 19.5

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      All items may shrink when washed.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      Measurements are from where arrows are indicating.

      Style: Mens t-shirt

      Color: White

      Fabric: 100% ring spun cotton

      Size Body Length Body Width Sleeve Length
      S 26.625 18 15
      M 27.625 20 16
      L 28.625 22 16.5
      XL 29.625 24 17
      2XL 30.625 26 17.5
      3XL 30.625 26.5 19.25
      4XL 31 28.5 19.5

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      All items may shrink when washed.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      Measurements are from where arrows are indicating.

      Style: Womens jr fit t-shirt

      Color: Grey

      Fabric: 90% ring spun cotton, 10% polyester

      Size Body Length Body Width Sleeve Length
      S 23.5 16 11.5
      M 24.5 17 12
      L 25 18 12.75
      XL 25.5 19 13.75

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      Body width is 1-2 inches skinnier in mid section for this style.

      All items may shrink when washed.

      Measurements are from where arrows are indicating.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      If sizes are too small, mens t-shirt is unisex which provides larger options.

      Style: Womens jr fit t-shirt

      Color: White

      Fabric: 100% ring spun cotton

      Size Body Length Body Width Sleeve Length
      S 23.5 16 11.5
      M 24.5 17 12
      L 25 18 12.75
      XL 25.5 19 13.75

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      Body width is 1-2 inches skinnier in mid section for this style.

      All items may shrink when washed.

      Measurements are from where arrows are indicating.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      If sizes are too small, mens t-shirt is unisex which provides larger options.

      Style: Hoodie

      Color: Grey

      Fabric: 50% ring spun cotton, 50% polyester

      Size Body Length Body Width Sleeve Length
      S 26 20 33
      M 27 22 34
      L 28 24 35
      XL 29 26 36

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      All items may shrink when washed.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      Measurements are from where arrows are indicating.

      Style: Tank

      Color: Grey

      Fabric: 90% ring spun cotton, 10% polyester

      Size Body Length Chest Width
      S 28 18
      M 29 20
      L 30 22
      XL 31 24
      2XL 32 26

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      All items may shrink when washed.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      Measurements are from where arrows are indicating.

      Style: Tank

      Color: White

      Fabric: 100% ring spun cotton

      Size Body Length Body Width
      S 28 18
      M 29 20
      L 30 22
      XL 31 24

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      All items may shrink when washed.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      Measurements are from where arrows are indicating.

      Style: Womens t-shirt

      Color: Grey

      Fabric: 90% ring spun cotton, 10% polyester

      Size General Womens Size Bust
      XS 2 32-34"
      S 4/6 35-36"
      M 8/10 37-38"
      L 12/14 39-41"
      XL 16/18 42-44"
      2XL 20/22 45-47"
      3XL 24/26 48-51"
      4XL 28/30 52-55"

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      All items may shrink when washed.

      Measurements are from where arrows are indicating.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      Style: Womens t-shirt

      Color: White

      Fabric: 100% ring spun cotton

      Size General Womens Size Bust
      XS 2 32-34"
      S 4/6 35-36"
      M 8/10 37-38"
      L 12/14 39-41"
      XL 16/18 42-44"
      2XL 20/22 45-47"
      3XL 24/26 48-51"
      4XL 28/30 52-55"

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      All items may shrink when washed.

      Measurements are from where arrows are indicating.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      Style: Womens V-Neck Tee

      Color: Grey

      Fabric: 90% ring spun cotton, 10% polyester

      Size General Womens Size Bust Body Length Body Width
      S 2-4 32-34 26.13 16.75
      M 4-6 34-36 26.75 18.25
      L 8-10 36-38 27.38 20.25
      XL 10-12 38-40 28 22.25
      2XL 12-14 40-42 28.63 24.25

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      All items may shrink when washed.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      Measurements are from where arrows are indicating.

      Style: Womens V-Neck Tee

      Color: White

      Fabric: 100% ring spun cotton

      Size General Womens Size Bust Body Length Body Width
      S 2-4 32-34 26.13 16.75
      M 4-6 34-36 26.75 18.25
      L 8-10 36-38 27.38 20.25
      XL 10-12 38-40 28 22.25
      2XL 12-14 40-42 28.63 24.25

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      All items may shrink when washed.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      Measurements are from where arrows are indicating.

      Style: Womens V-Neck Tee

      Color: White

      Fabric: 100% ring spun cotton

      Size General Womens Size Bust Body Length
      S 2-4 32 19
      M 6-8 33.5 19.375
      L 8-10 35.5 19.875
      XL 10-14 37.5 20.375
      2XL 14-18 39.5 20.875

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      All items may shrink when washed.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      Measurements are from where arrows are indicating.

      Style: Womens V-Neck Tee

      Color: Grey

      Fabric: 90% ring spun cotton, 10% polyester

      Size General Womens Size Bust Body Length
      S 2-4 32 19
      M 6-8 33.5 19.375
      L 8-10 35.5 19.875
      XL 10-14 37.5 20.375
      2XL 14-18 39.5 20.875

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      All items may shrink when washed.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      Measurements are from where arrows are indicating.

      Style: Womens Muscle Tank

      Color: White

      Fabric: 100% ring spun cotton

      Size General Womens Size Bust Body Length
      S 2-4 30.5 20.75
      M 6-8 32 20.75
      L 8-10 34 20.75
      XL 10-14 36 22.125
      2XL 14-18 38 22.625

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      All items may shrink when washed.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      Measurements are from where arrows are indicating.

      Style: Womens Muscle Tank

      Color: Grey

      Fabric: 90% ring spun cotton, 10% polyester

      Size General Womens Size Bust Body Length
      S 2-4 30.5 20.75
      M 6-8 32 20.75
      L 8-10 34 20.75
      XL 10-14 36 22.125
      2XL 14-18 38 22.625

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      All items may shrink when washed.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      Measurements are from where arrows are indicating.

      Style:Youth Tee

      Color: Grey

      Fabric: 90% cotton, 10% polyester

      Size General Youth Size Body Length Chest
      XS 2-4 19.5 31
      S 6-8 21.5 34
      M 10-12 23 36
      L 14-16 25 38
      XL 18-20 26.50 40

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      All items may shrink when washed.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      Measurements are from where arrows are indicating.

      Style:Youth Tee

      Color: White

      Fabric: 100% cotton

      Size General Youth Size Body Length Chest
      XS 2-4 19.5 31
      S 6-8 21.5 34
      M 10-12 23 36
      L 14-16 25 38
      XL 18-20 26.50 40

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      All items may shrink when washed.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      Measurements are from where arrows are indicating.

      Style:Toddler Tee

      Color: Grey

      Fabric: 90% ringspun cotton, 10% polyester

      Size Body Width Body Length
      2T 13 15.5
      3T 14 16.5
      4T 15 17.5
      5/6T 16 18.5

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      All items may shrink when washed.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      Measurements are from where arrows are indicating.

      Style:Toddler Tee

      Color: White

      Fabric: 100% ringspun cotton

      Size Body Width Body Length
      2T 13 15.5
      3T 14 16.5
      4T 15 17.5
      5/6T 16 18.5

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      All items may shrink when washed.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      Measurements are from where arrows are indicating.

      Style:Infant Bodysuit

      Color: Grey

      Fabric: 88% ringspun cotton, 12% polyester

      Size Age Weight Body Length Body Width
      NB 0-3 Month 5-9lb 11.5 7.25
      6M 3-6 Month 10-16lb 12.5 8.75
      12M 6-12 Month 17-20lb 13.5 9.75
      18M 12-18 Month 21-24lb 14.5 10.75
      24M 18-24 Month 25-27lb 15.5 11.75

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      All items may shrink when washed.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      Measurements are from where arrows are indicating.

      Style:Infant Bodysuit

      Color: White

      Fabric: 100% ringspun cotton

      Size Age Weight Body Length Body Width
      NB 0-3 Month 5-9lb 11.5 7.25
      6M 3-6 Month 10-16lb 12.5 8.75
      12M 6-12 Month 17-20lb 13.5 9.75
      18M 12-18 Month 21-24lb 14.5 10.75
      24M 18-24 Month 25-27lb 15.5 11.75

      Measurements are in inches.

      Please note:

      Fabric is stretchy. Therefore, sizes are approximate and may vary by 1" or more depending on how stretched or contracted it is.

      All items may shrink when washed.

      Tags may be branded Chummy Tees or the original manufacturer's tags depending on availability.

      Measurements are from where arrows are indicating.



  • Shipping Policy & Manufacturing Info

    • Shipping Policy & Manufacturing Info

      Our shirts are made when ordered. Due to the time variability of on-demand manufacturing, we offer 2 options for how quickly you want to receive your order. You can select from the following choices in checkout.

      Standard Shipping ($5.99+)

        •  Orders using this option generally arrive 3-8 days after being manufactured and shipped. (See notes below)
        •  Manufacturing times for this option vary more around busier times of the year or during extreme circumstances such as covid-19 shutdowns.

        Shipping and expedited manufacturing ($10.95+)

          •  Orders using this option jump to the front of the manufacturing queue which can generally save a couple days (or more during busier times of the year).
          •  It's highly recommended to use this option if you are ordering for a specific event or holiday.
          •  Orders using this option generally arrive 2-8 days after being manufactured and shipped.
          •  Orders using expedited manufacturing will be printed when the next batch of orders are processed which can vary depending on seasonality and other factors.

           

          Please Note:

            •  We do not guarantee shipping or arrival dates.
            •  Manufacturing during the majority of the year takes between 1-5 business days (Mon-Fri) however can take more than a week during the heaviest shopping times of the year. Extreme circumstances such as covid-19 may delay order manufacturing and/or shipping by an additional week or more.
            •  All manufacturing and shipping times mentioned are just estimates and will vary.
            • Some of our popular designs may be pre-printed and may ship out faster than less commonly ordered designs/style/color combinations.
            • We do not ship to the UK. Any orders placed that select shipping to the UK will be cancelled minus our standard restocking fee for order cancellations.
            • Orders shipping outside the US will take longer depending on where being shipped.

        • Exchanges & Returns




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