The Shark Tee is made of premium Pima Peruvian Cotton in our true fit. It will hold it's shape over time and sure to be one of your go-to tees. Mid-weight Peruvian Cotton T-shirtFits True To Size100% Pima Peruvian CottonPre-ShrunkAnti-PilledSoftener WashSide woven hem labelWash cold with similar colors, dry on delicate setting