Next Generation LiteRide foam insoles are supersoft, incredibly lightweight and extraordinarily resilient. Crocs Lock slip resistant outer sole. Fully moulded and easy to clean. Extra thick upper protects the metatarsal area. Foam insole and outsole for comfort and support. Slip-resistant tread. ASTM F2913-11 tested and CE certified. Meets or exceeds EN ISO 20347:2012, OB.