Fabric heavier than 280 grams. Standard weight in the industry is 230 grams or lighter.
Hanes 5280 - ComfortSoft® Heavyweight T-Shirt
American Apparel 9001 - Unisex Super Heavyweight Tee
Hanes 5286 - ComfortSoft® Heavyweight Long Sleeve T-Shirt
Gildan 18500 - Wholesale Hoodie Heavyweight Blend Hooded 8 oz.
Hanes 5480 - Youth ComfortSoft® Heavyweight T-Shirt
American Apparel 13ML0 - Unisex Heavyweight Cotton Mid-Length Tee
Bella+Canvas 3511 - 6 oz. Heavyweight Long Sleeve Tee
Bella+Canvas 3091 - Unisex Heavyweight 5.5 Ounce Crewneck T-Shirt