- This Math Pi Premium T-shirt is a perfect idea for Math teachers. - Made in the USA. - Features: Side-seamed, retail fit, unisex sizing, shoulder taping, 4.2 oz., 100% Airlume combed, and ring-spun cotton. - If you are unsure about sizing, please use our sizing chart in the website footer. - All Teeducate products are custom-made for every order, so please allow 6-12 business days for us to ship out your order. Thank you!
