Protect the bottom of your feet while swimming or showering with AquaJogger Exer Sandals. These lightweight, foam sandals add flotation and resistance that will increase effectiveness of aquatic workouts. Featuring adjustable straps at the forefoot, midfoot, and ankle, the Exer sandals have an easy on and off snap release, with unisex sizing. Great for use in showers and abrasive bottom pools as the Exer Sandals contorted design allows for sports specific movements while allowing comfortable traction for walking. Sizing is as follows: XS = Men's 3 / Women's 5 Sm = Men's 4-5 / Women's 6-7 Med = Men's 6-7 / Women's 8-9 Lg = Men's 8-9 / Women's 10-11 XL = Men's 10-11 / Women's 12-13 XXL = Men's 12-13 / Women's 14-15