Soft gel heel plugs provides extra relief at most sensitive and high pressure area; Gently cushions and elevates heel to help relieve rearfoot discomfort; Technologically advanced silicone gel for comfort; Recommended for general heel pain and Plantar Fasciitis; Designed to fit comfortably in most footwear styles; How to Use: Simply insert inside of your shoes over your insoles; Material: Silicone Gel