This t-shirt is comfortable, soft, lightweight and form-fitting. It's an ideal staple piece for any wardrobe!. Product Details. 100% combed ring-spun cotton. Heather Grey is 90% cotton, 10% polyester. Fabric weight: 4.3 oz/yd² (145.8 g/m²). 32 singles. Pre-shrunk. Blank product sourced from Honduras, Nicaragua, Mexico, or Cambodia