Two pi r Hooded Sweatshirt2pi r better than 1. A reference to the circumference formula. For the math nerd or teacher. Great for PI day, March 14th. Product InformationNot too tight, not too loose. Fabric Thickness: Stay warm with our Hanes Ultimate Cotton Pullover Hood. Constructed with a heavyweight 90/10 cotton/polyester blend. Thick (but not bulky), comfortable, durable and guaranteed. - 10.1 oz. patented PrintPro® fabric in a 90/10 cotton/polyester blend
- Standard fit
- Spandex trim in cuffs and waistband
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