Cover Your ASSet. The new Rockgardn CYA Shorts features their most advanced design yet: Above-the-waistline protection for your upper pelvis. Foam and plastic protection for your hip joints and tailbone. Full-size, plush Coolmax chamois relieves pressure on sit bones from firm, narrow seats. Smooth, moisture-wicking Lycra base shell pulls sweat away from the body to keep you cool and dry. Compression design to keep muscles cramp-free. Super-strong flat-lock stitching.