The self-styled kings of cool bring you this rash vest that's as great for seasoned surfers as it is for those new to the sport. :: Men > Rash Vests. Material: 100% SyntheticIconic Billabond brandingLycra gussets maximise comfort and mobilityMen's short-sleeved rash vestFurnace thermal lining keeps your torso warm in the waterFlat-lock stitching minimises irritation and chafing Size: X-Large,Medium,Small.