No toe pain or break-in periods with the ultra-comfy Hari Mari patented MemoryFoamToe Immediate slip-on cushion and comfort for all-day wear Memory foam-cushioned straps for added comfort Firm arch supports and cushy insoles Real rubber soles for extra traction on wet surfaces Boat safe, completely waterproof, and float in water MemoryFoamToe post eliminates break-in time Strap made of nylon webbing and a memory foam core Antimicrobial and textured rubber footbed Non-marking molded rubber soles Built to last, but NOT washing machine safespot clean with a damp rag and allow to dry indoors