Yuwa-Shop Water Grip Runner, Aqua exercise shoes The walking supporter in the water for whom it's difficult to slip by a grip rubber sole. An exercise in the water is supported. Quality of the material:[Fablic]Polyeser,Nylon,Rayon,[Saul]Silicon Size for Ladies:[Size:]US 4.5 - 6 (JPN22.023.5cm) , [Size:L] US 5.5 - 7(JPN 23.525.0cm) The contents: 1 pair set of left and right.