Product Material: TPE, TPR Size: M-US: 7-8 EU: 37-39 JP: 23.5-26cm L-US: 8-11 EU: 38-42 JP: 26-29 cm XL-US: 11-14 EU: 42-46 JP: 29-32cm Color: Black Quantity: 1 pair Package content: 1 * 24 spike non-slip shoe covers 1. The Most Innovative Design: High quality 24 rivet tips that expand the hinge area of the steel tips and silicone so that the nail cannot easily fall. Strategic placement of spikes ensures even weight distribution for long lasting comfort and durability. 2. Special: not made of general TPR rubber, is highly elastic and does not tear or tear. thicker than regular rubber, tested to remain flexible, the continuous cover with studs on the heel and forefoot ensures traction during normal stride, and aggressive studs and treads prevent slips and falls on ice pavement. 3. EASY TO CARRY: flexible, lightweight, all-day traction solution, it fits easily and securely over your own shoes or boots, and can be folded small enough to stay in a pack or in your car. 4. Portability: Easy to put on and take off Works with all kinds of shoes: athletic shoes, boots, casual and dress shoes, etc., available in multiple sizes for men and women, perfect for ice fishing, walking, jogging, shoveling snow, etc. 5. Much used: Suitable for men and women of all ages of teenagers, adults, seniors, suitable for outdoor walking, ice road, ice driveway, slippery road and muddy road, mountaineering and hiking are not recommended.