Flex Fit: A life jacket that moves with you. Comfort matters as much as safety. That's why the Neo Women's Life Jacket provides a perfectly tailored fit with flexible joints and easy-to-adjust straps. Life Vest Features Flex Fit: Accommodating design that stretches and wraps around the contours of your body Split V-Back Stretch Panel:Maximum maneuverability and comfort BioLite Construction: Soft, lightweight, breathable, and eco-friendly Zip Closure with Two Concealed, Adjustable Belts: Easy entry, secure fit, and belts that will stay out of the way Multiple Front and Side Hinges: Enhances range of motion Wide Armholes: Improves mobility PWC Lanyard Attachment Ring: Fast, convenient way to attach a jetski lanyard Harmonized U.S. Coast Guard & Transport Canada Approved Jacket Sizing NOTE: Most wearers need to purchase a life jacket one size up from their typical shirt size. Shipping costs for all life jackets that are returned to Bart's for sizing issues must be paid by the customer. Life Vest Sizes  Size M L XL Chest 36 - 40 40 - 44 44 - 48