100% highly flexible goatskin leather fisherman sandals. Rounded, wide, and functional toe box with room for free toe movement. Adjustable side hook-and-loop strap closure for greater support and safety. Removable insole. Flexible rubber sole with proper drop and a highly flexible heel counter. LEATHER: This product is made of an exclusive material. Any possible marks or color variations are characteristics that confirm the authenticity of the leather. STARFIT® TECHNICAL INSOLE FOAM: Flexible technical insole made of polyurethane foam. Comfort, cushioning, and durability.