Paradox Men's Performance Heavyweight Crew Neck Base Layer Long Sleeve Perfect for ice skating, hockey, sledding, or activities outside in the cold! Long sleeve crew neck made with 84% Polyester, 11% Merino Wool and 5% Spandex Patented Dri-Release and Anit- Odor wicking material great for high intensity workouts Shirt structure provides comfortable warmth without the itchiness Dries 4x faster than Cotton, perfect for all seasons!