This ankle-high bootie is Great for any H2Osport. The sole wraps around the upper, adding Safe guardion to the side of the foot. A 2 mm plastic midsole shim provides solid Safe guardion from sharp rocks and sticks. 3 mm neoprene uppers, with glued and stitched seams, will your little piggies warm and cozy. The Additional-wide instep strap and drawcord ensure that these booties stay put. (Available in men's whole sizes only, 4-13). Note: Girl order one size smaller. Half sizes order next size up.