Saro's Swim Vest promotes safe, comfy swimming. With 8 compartments holding 3 removable flotation pieces each, it allows gradual adjustment as skills improve. Unlike others, it ensures smoother flotation transitions. It features an adjustable strap with double safety clasp and neoprene protection. Size S suitable for ages 1-3, weighing 20-40 lbs, with a chest circumference of 20-22 inches. Size M 3-6 years, weight 40-66lbs, chest circumference 22-24in.