Our Brown Adult Long Sleeve Tee Shirt in breathable 100% cotton knit pairs nicely with our reindeer antlers, brown bear masks and monkey ears headbands to make a comfortable, easy costume. Pair with a horse mask or puppy dog ears for more fun animal costumes, or just pop this versatile solid color base on under a sleeveless costume for an extra layer of warmth on a cold Halloween night. Comes in Standard Adult Men's Sizes S through XL.