Features: Gel heel support pads provide additional pressure relief, shock absorption, cushioning, and protection. The heel cups come as a pair and are not right or left shoe specific. These silicone heel cups could distribute pressure with each step to rapidly reduce heel pains caused by plantar fasciitis, Achilles tendonitis, severs diseases, flat feet, high arch, shin splints, and other disorders. Whether walking, hiking, running marathons, and standing for long hours, these gel heel cushions inserts will allow you mobility comfortablely. The gel heel support pads are flexible, soft, resilient, and feature naturally slip-resistant surfaces for slipresistant fit in any shoe. Could be worn with/without socks. Simply hand wash with water and mild soap, then air dry. Easily move from shoe to shoe. Specifications: Color: Blue; Redness Component: Gel Small Size: Approximately. 6.3x10.4cm/2.48x4.09in Large Size: Approximately. 5.9x11cm/2.32x4.33in Weight: Approximately. 83g Package Includes: 1Pair Gel Heel Cushions note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color