Body: 80% Polyester, 20% Spandex.
.Mens Jockey(R) 2pk. Athletic RapidCool(tm) Midway Boxer Briefs Mesh: 82% Polyester, 18% Spandex. Jockey 2 pack athletic RapidCool(tm) midway boxer briefs feature moisture wicking and odot control performance material, an elastic waist, keyhole fly and an athletic cut for a comfortable and secure fit.