O'Brien Children's Buoyancy Vests in stock, ready to ship. Biggest Children's Buoyancy Vests selection in UK. Free, next day and worldwide delivery on all O'Brien. This pages lists all our Children's Buoyancy Vests, filtered just to show O'Brien Children's Buoyancy Vests, making navigation easy. Award winning customer service backed up by a full O'Brien warranty. Huge savings in our clearance sale on all O'Brien Children's Buoyancy Vests. Popular O'Brien Children's Buoyancy Vests include: Teen | Youth Nylon, Youth Neoprene, Youth | Teen Biolite, 4 Buckle Pro, 3 Buckle Pro CE, Kids Watersports, Kids Nylon, Nylon, Traditional Neoprene, Neoprene Vest, 3 Buckle Sport, Nylon Pro, Kids , 3 Buckle