Nidicus Men's Athletic Training Quick-Dry Breathable Solid Sport T-Shirt 50% bamboo charcoal fiber / 50% Polyester Imported Super quick-drying, breathable, sun-resistant moisture-wicking & wearable Soft & Comfortable, skin kindness It is a perfect comforsoft athlete Tee no matter for running, surfing, pool, beach, gym or just daily outdoor wearing! Size is as same as Amazon's Size Chart, please check it. (Click the size chart above) Shipping by ePacket, usually takes 7-22 days. Nidicus, always gives you the best choice of men's fashion.