Women?s 2.5mm Wetsuit Vest, Full Front Zipper Women?s 2.5mm Wetsuit Vest, Full Front Zipper with SuperStretch CR-Tech, and titanium enriched neoprene. The sleek, 4-Panel sleeveless design full front YKK zipper is perfect for chilly water, brisk breezes and easy on an off changes. ~4-Panel SuperStretch Design ~Titanium enriched for added warmth water resistance ~2.5mm highest quality neoprene ~Flatlock seam stitching adds strength durability ~Smooth and comfortable ~Full front zipper for easy changes ~Protective neoprene flap behind zipper ~Perfect vest for shoulder problems ~Heavy duty full frontal #10 YKK Zipper ~90% neoprene, 10% nylon ~Protective DWR coating wicks water away ~Nylon Jersey inner core for better stretch comfort ~Extremely versatile water sports vest ~Warmth for the core freedom for the arms ~Wear alone, with rash guard or under wetsuit ~Provides protection from rash, sun and wind ~Multi-functional, great for all activities involving liquid ~Surfing, Fishing, SUP, Kayaking, Canoeing, Water Aerobics, Pool Rehab ~Under water skiing vest for increased warmth ~Built for comfort, function performance Water Temperature Recommendation: 73 degrees and up Women?s 2.5mm Wetsuit Vest Size Chart SIZE BUST WAIST WEIGHT Extra Small 28-31 26-28 95-110 Small 32-34 28-30 110-135 Medium 35-38 31-32 135-155 Large 39-41 32-34 155-175 XL 42-44 34-36 175-195 2XL 45-47 36-38 195-215 3XL 48-49 48-49 215-235 Women?s 2.5mm Wetsuit Vest, Full Front Zipper should be very snug for all water activities to restrict water from flushing the vest. Metric conversion: 1 inch = 2.54cm, 1 pound = .45kg