Nike Girls Pro Compression Boyshorts (Girls XL, Black) Body: Dri-FIT 80% polyester/20% spandex. Gusset lining: Dri-FIT 100% polyester Imported Dri-FIT technology helps keep you dry and comfortable Snug fit provides base layer support and mobility Ergonomic seams allow natural range of motion Flat seams feel smooth against your skin Wide elastic waistband for snug comfort