Description: The heel cup insoles made of soft silicone gel material provides foot with comfortable experience and relieve the pain of foot. The heel cup has obvious effect on dealing with 0 legs, X legs and splayfoot, making your legs straight and . Features: Silicone gel material, soft and comfortable to wear, relieve the pain of foot. The insoles deal with the O legs, X legs and splayfoot, etc. Reduce the pressure on the heel, providing feet with extra cushion. Arch support and cupped heel design provides a firm support. Ergonomically designed, totally conform to the shape of feet. Specification: Item Type: O/X Leg Correction Insoles Material: Silicone Gel Color: Blue Quantity: 1 Pair/ 2pcs Size: Size Length Width Suitable For (CN) S 9.2cm/3.62inch 6.5cm/2.56inch 36-39 L 10.2cm/4.13inch 7.5cm/2.95inch 40-46 Item Weight: S: 80g/Pair L: 92g/Pair Package Weight: Approx. 81~105g Package List: 1 x 1 Pair O/X Leg Correction Insoles?IDEAL FOR? Standing, walking, etc. throughout the day, for the treatment of genu valgus (knee), genu varus (bow leg), osteoarthritis knee pain, pronation (foot rolling inward), supination (foot rolling outwards) ), postural issues, and other issues caused by uneven foot alignment. ?SILICONE MATERIAL? The heel wedge is made of soft silicone material for comfort on the foot. It can be used with other insoles or directly into the shoe to easily fit shoes including sneakers and dress shoes, reducing pressure on the heel and providing extra cushioning to the foot. ?REASONABLE AND COMFORTABLE? Can be used in almost any shoe to properly align feet and knees to relieve stress and stress on muscles, tendons and joints. The heel insole is made of soft silicone material, which provides a comfortable experience for your feet and relieves foot pain. Great for daily work, running, walking, heel pain. ?FOOT STRESS RELIEF? Ideal for bowed/knee leg correction, pronation and supination applications. Correctly position and stabilize the heel to relieve excessive stress on the feet, ankles, knees and back. Also helps relieve pain from plantar fasciitis. ?CORRECT AND BEAUTIFY YOUR POSTURE? For feet that turn inward or outward, the insole balances foot strength, relieves knee pressure and changes O/X leg position, keeping your legs straight and , simply beautifying posture and enhancing user confidence.