Rubber soleComeShun Womens Low Block Heels – Ankle Strap,Open Toe Square Toe, Comfort Insole, Low Block Heels, Anti Slip Outsole. Suitable for indoor and outdoor use, such as walking, work, office, etc.Ankle Strap – Elastic ankle strap can make your feet stay firm in the shoes.Open Toe and Square Toe – The square toe design is very trendy, easily catching others attention. Open toe makes your feet can have enough space when wearing the shoes.Comfort Insole – Soft insole of Dress Low Block Heels absorbs the pressure of the foot during long standing and walking. The soft insole relieves foot fatigue, lightweight rubber sole suitable to walk for extended periods.Anti Slip Outsole – The non-slip sole with lug pattern offers the traction and durability you need when walking on roads. The traction pattern allows for flexible grip in every direction. It offers greater grip and all-day support even on rainy days.