Aero Sport 2.0 jockstrap is made of a high quality performance mesh fabric

Pouch: Single-ply, contoured with center seam and double-stitched trim Waistband: 1-3/4 inch wide brushed elastic Leg Straps: 1 inch wide brushed elastic Fabric Content: 92% polyester, 8% spandex Small 28-30 Medium 30-32 Large 32-34 X-Large 34-36