Build & Fitness Microfiber Towel. Quick Drying and Super Absorbent. Made from 100% Microfiber. Super Soft. Dry's up to 10x faster than traditional cotton towels. Super Lightweight and Compact. These towels pack 5x smaller than a traditional terry cotton towel. Available in sizes Large: 30"x50" (80x130cm), Medium: 20"x40" (50x100cm). Great for sports & outdoor activities; traveling, gym, camping, beach, swimming pool, yoga.