O'Neill Reactor II Back-Zip Full WetsuitThe upgraded Reactor II wetsuit from O'Neill is engineered for performance in a value driven package. This wetsuit is the perfect combination of stretch and durability. Features fresh graphics with style that's built to last. Cold weather, wind, and UV protection enable you to last longer and enjoy every minute outside.Features:Backzip entry system that provides easy entry and exit with a water-resistant closure.Ultra stretch, super soft, and premium neoprene for superior feel, flexibility and high performance.Flexible design utilizes minimal seam placement for comfort.Double Seal Neck - 100% Ultra stretch, super gooey for superior feel and flexibility.3/2mm ThicknessSizing:MediumHeight: 5'9" - 5'11"Weight: 155-170 lbsChest: 39" - 41"Waist: 31" - 33"LargeHeight: 5'10" - 6'Weight: 170-190 lbsChest: 41" - 43.5"Waist: 33" - 35"X-LargeHeight: 5'11" - 6'1"Weight: 190-210 lbsChest: 43.5" - 46"Waist: 35" - 37"2X-LargeHeight: 6' - 6'2"Weight: 210-230 lbsChest: 46" - 48.5"Waist: 37" - 39"California Residents:WARNINGCancer and Reproductive Harm -P65Warnings.ca.gov