Boating Boating & Sailing, OBrien, Safety & Flotation Devices, Sports & Fitness, Sports & Outdoors O’Brien Child Neoprene Life Vest Review by HoneyBeetle December 26, 2018 No Comments This fits your . Make sure this fits by entering your model number. BioLite Outer for comfortable fit Breathable Material Fits between 30-50lbs Zip Closure and 2 Belts for security and leg strap USCG Approved