Sprint Aquatics Water Walking Assistant Description: Sprint's Water Walking Assistant can improve your balance and gait by increasing strength in your legs. The superior quality PVC makes for uncompromised integrity, and the oversized foam provides both comfort and buoyancy. It provides support to the arms & upper body & has padded handles for a comfortable grip. Colors may vary. PATENTED Sizes: (Inside Measurements) XS - 11"W x 16.5"L/Approx. 2 lbs. S - 11"W x 22"L/Approx. 2.5 lbs. M - 13"W x 24"L/Approx. 4 lbs. L - 15"W x 24"L/Approx. 5 lbs. XS - 16"W x 32"L S - 16"W x 38"L M - 18"W x 40"L L - 20"W x 40"L