57% Cotton/32% Polyester/11% Elastane. Elastic closure. Lightweight Performance Cotton Fabric - Soft lightweight and delivers incredible comfort.. Signature Moisture Transport System - Wicks sweat and faster than ordinary cotton. Lightweight stretch construction - Improves mobility for full range of motion. Anti-microbial technology - Fights odours to keep your gear fresher for longer. Soft covered elastic waistband - With a rise that sits just right on your hips.