YellowIbis.com: The best science t-shirts, chemistry t-shirts, nerd t-shirts, and more. 

Size	S	M	L	XL	XXL
Measure A (inch)	24.5	25.5	26.5	28.0	28.7
Measure B (inch)	18.0	20.0	21.5	24.0	26.0

The relaxed fit t-shirt for women has a narrow neck rib, tailored sleeves and a redesigned cut for a better ladies fit. With plenty of extra room, this shirt is ideal for most body types. The fabric is made from 100% pre-shrunk cotton (deep heather is 50% cotton/50%polyester) and has a fabric weight of 5.4 oz.

Flex print (plot print with a smooth finish)

• a slightly shiny surface and smooth to the touch
• extremely durable
• up to 3 different colors per design