T-Shirts designed for scientists, by scientists

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Size Charts

Women’s Sizes

How to Measure

With arms down at sides, measure around the upper body, under arms and around the fullest part of the bust.

Size Chart

	XS	S	M	L	XL	XXL
Size	2	4/6	8/10	12/14	16/18	20/22
Bust	32–34	35–36	37–38	39–41	42–44	45–47

Men’s Sizes

How to Measure

With arms down at sides, measure around the upper body, under arms and around the fullest part of the chest.

Size Chart

	XS	S	M	L	XL	XXL
Chest	32–34	35–37	38–40	41–43	44–46	47–49

Youth Sizes

How to Measure

Measure under the arm and around the fullest part of the chest with arms down, keeping tape horizontal.

Size Chart

	XS	S	M	L	XL
Size	4	6/8	10/12	14/16	18/20
Chest	25—26	26–28	28–30	30–32	32–35