O'Neill Men's Reactor Lunar Life JacketThis O'Neill Men's Reactor Lunar Life Jacket is constructed of closed cell PVC marine foam with a segmented foam core to provide extreme durability and maximum comfort. The 100% polyester lining and overlock stitching gives it super strong seams. With anatomical flex points, this men's life jacket has increased mobility while the concealed dual belt system with quick-release dual safety buckles provide extra security.Features:Concealed Dual Belt SystemSegmented Foam CoreClosed Cell PVC Marine FoamHeavy Duty Front ZipperOverlocked Stitched100% Polyester LiningFilterTech Outer EnvelopeExpansion PanelsAnatomical Flex PointsQuick-Release Dual Safety BucklesSizes:MediumChest Size: 37" - 39"LargeChest Size: 39" - 41"X-LargeChest Size: 41" - 43"XX-LargeChest Size: 43" - 45"XXX-LargeChest Size: 47.5" - 50.5"California Residents:WARNINGCancer and Reproductive Harm -P65Warnings.ca.gov