Craft Size Chart The Greatness 6-inch Boxers are made of a highly functional fabric that keeps you cool and dry during intense workouts in warm conditions. In addition, they feature an ergonomic 3D design that provides perfect fit and optimal freedom of movement. By wearing functional (instead of cotton) underwear closest to your skin you help regulate your body temperature and thus improve your chances of performing optimally. Features: - Efficient moisture transport - Thin and lightweight fabrics - Ergonomic fit - Inseam 6 inches - Fabrics: 88% Polyester 12% Elastane / 95% Polyester 5% Elastane