Quality Guaranteed?:Confidence comes with fine qualities! These plantar fasciitis foot sleeve will satisfy your need of heel protection. And you are welcomed to contact with us any time you are facing with quality problems. Suitable for Different Size of Foot?:Due to the high elasticity and flexibility, our silicone heel socks can suit almost any size of feet. You can wear these heel sleeves inside high heels, work boots, ballet shoes,sneakers to prevent your heels from hurts (Note: Not suitable for people that allergic to gel ). Breathable Design?:The protective heel protector is designed with breathable holes for daily wearing without worrying your feet will be soaked in sweat. It is a wonderful accessory for running, jogging or standing all day. Instantly Relieve Heel Pain?:Each pair of gel heel cushion inserts is perfectly designed to be a good helper for reliving heel pain caused by shoe friction. If you have problems such as hurting, aching, bruised or sprained heels, then our product can be a good choice for you to reduce discomfort. Soft and Stretchy Material?:Our heel cups ankle protectors for plantar fasciitis are made of washable and reusable premium silicone, a kind of soft and stretchy material, allowing it comfortably be worn for many times after cleaning.