O'Neill Women's Siren Life JacketThis O'Neill Women's Siren Life Jacket is specially designed and constructed with a lightweight fluid foam neoprene shell with overlock stitching. The integrated lumbar support pad makes for extreme comfort and eliminates any stress on your back. With anatomical flex points, strategic armhole sizes and a segmented foam core, this women's life jacket provides increased mobility as well as a snug fit. The concealed dual belt system with quick release safety buckles provide added safety. This USCG Approved life jacket is perfect for wake spots, waterskiing, tubing and swimming.Features:Anatomical Flex PointsFluid Foam Neoprene ShellIntegrated Lumbar PadConcealed Dual Belt SystemQuick Release Safety BucklesLightweightSegmented Foam CoreStrategic Armhole SizeOverlock StitchingUSCG ApprovedSizes:6:Chest Size: 32" - 34"8:Chest Size: 34" - 36"10:Chest Size: 36" - 38"12:Chest Size: 38" - 40"California Residents:WARNINGCancer and Reproductive Harm -P65Warnings.ca.gov