Billabong Men's ALL DAY S/S Rash Guard Lycra Spandex Pull On closure Ultraviolet Protection Factor Rating is 40+ for maximum sun protection 6 Ounce super soft and stretchy lycra spandex material Quick drying with anti-microbial properties to keep the stink away Boardshort connector on the front keeps your trunks from bunching up Fits tightly for optimal performance