Premium quality material: feathers are made of high-quality stainless steel. The stainless steel cross spring on the sole provides excellent toughness and durability for long periods of timeAnti-slip for safety: increases grip safety when climbing up the snow mountain, protecting you from slipping. Maintains your safetyEasy to useAdjustable elastic rubber material, suitable for most shoe sizes, easy to wear and take off. Go with confidence on any terrain, ice or snow paths, driveways and slippery roads, mud sand and wet grassHigh quality: straps are made of high quality rubber material, portable and resistant to ageing, good resistance to low temperatures and corrosion.Multi-purpose Ideal for climbing lovers. Ideal for people who want a longer life when walking, running or outdoor activities on snow and ice. Lightweight and portable for easy carrying and storage