magic spiker,ice grabber ,ice cleats: 1. material: rubben 2. color: black 3.anti - slip function 4.size: 3size ice shoes cover,ice spiker , magic spiker, ice cleats, ice cleat,ice grabber, snow grabber: 1. material: rubber2. color: black, red, etc3.anti - slip function4.size: 3 size5. packing: 1pair 1box6. we do silicone and rubber items , so we accept OEM , such like silicone cup cover, silicone ...