Solid colors: 100% Cotton; Heather Grey: 90% Cotton . 10% Polyester; All Other Heathers: 50% Cotton . 50% Polyester
Machine wash cold with like colors . dry low heat
T-Shirt: Funny 15th birthday math . algebra . mathematics . science . .. gift shirt. The square root of 225 is 15 years old. Perfect 15yrs anniversary present for every math geek . math teacher . calculator freak . science boy or girl.. born in 2003.
Simple . funny humor . sarcastic . .. b-day gift idea for yourself and for people you love: friend . mother . father . sister . aunt . uncle . mom . dad . toddlers . kids . ... Great gift in addition with other bday present like coffee mugs . square root birthday shirt.
Lightweight . Classic fit . Double-needle sleeve and bottom hem