New York Fashion Police Never Trust an Atom - Funny Science T-Shirt 5.3-ounce, 100% cotton. Heather fabrics are 50/50 cotton/polester. Irish green is 90/10. Seamless double-needle 7/8" collar. Double-needle sleeves and hem. Taped neck and shoulders. Printed with industry leading techniques and premium inks to ensure highest quality and durability. Colors won't fade, crack, or peel. Machine wash cold, tumble dry low, non-chlorine bleach only. Designed in New York City. Printed in the United States. Funny sarcastic humorous novelty t-shirts. Perfect gifts for friends, relatives, Christmas, Mother's Day for Mom, Father's Day for Dad, 4th of July, Anniversary gift, Memorial Day, Retirement gifts, Halloween, Birthday Tshirts for your brother or sister, or maybe just for you.