50mm elastic waistband in red, navy and white. Red mesh cut with white stitching. Navy piping around the cup. White rear lifting elastic. A true classic, the Fever Jock features a cut accentuated by navy blue elastic piping and a white center seam. The 50 mm elastic at the waist is tricolor: red, navy and white, soft but robust, with unbridled stretch and hold. It's finished with white elastic at the back, for all-day comfort and style. nylon 78% - elastane 22