Flexible and ultra-lightweight, Airadyum is a sandal for boys designed with outdoor adventures in mind.It has been made from mesh and a waxed-leather-effect material and features a triple riptape fastening for an adjustable fit.Shoe closing:3 Straps.Composition:Insole composition:100% Synthetic Ethylene-Vinyl Acetate.Lining composition:100% Textile Mesh Polyester.Outsole composition:100% Rubber.Upper composition:70% Textile Mesh Polyester-30% Synthetic Polyurethane.