Our Gray Adult Long Sleeve Tee Shirt in breathable 100% cotton knit pairs nicely with our animal masks and animal ears headbands to make a comfortable, easy costume. Pair with a black mask for a raccoon costume, long ears and teeth for a funny donkey costume, a shark fin for a shark costume, or mouse ears and black glasses for Three Blind Mice. This versatile solid color basic is also great just to wear under a sleeveless or short-sleeved costume for an extra layer of warmth on a frosty Halloween night. Comes in Standard Adult Men's Sizes S through XL.