Material Composition: Shaft: Synthetic, Lining: Textile, Footbed: EVA, Outsole: Rubber Sole Material: Rubber Outer Material: Mesh Closure Type: Hook and Loop ≪About this product≫ ・Outdoor sandals / For hiking and everyday use. ・Sporty design / Lightweight / Easy to care for. ・Synthetic material / Lightweight sole with good grip / Synthetic upper material. ・Airflow Mesh: 3D structure mesh with quick-drying and abrasion resistance / Soft, cushioned neoprene. ・Wolf AERO: Lightweight sandal sole with excellent grip on various terrains / Three Velcro straps. Color...Black系 (Black-based) Stains, tears, odors, etc... None