This item is a pair of orthotic insoles, which are made of durable and material, suitable for different types of shoes, comfortable and convenient to wear. Correction O/X type leg Heel correction insole inner/outer eight-leg orthopedic correction heel pad for men and women, absorption relieve stress, comfort. Features - Color: Transparent. - Material: Gel, magnet stone. - Size L: About 11cm/4.33inch(Length); 6cm/2.36inch(Width); 1cm/0.39inch(Pad back thick); 0.2cm/0.079inch(Pad front thick). - Size M: About 9cm/3.54inch(Length); 4.5cm/1.77inch(Width); 1cm/0.39inch(Pad back thick); 0.2cm/0.079inch(Pad front thick). - Size S: About 7.8cm/3.07inch(Length); 4.3cm/1.69inch(Width); 0.8cm/0.31inch(Pad back thick); 0.2cm/0.079inch(Pad front thick). - absorption relieve stress, comfort. - Invisible insoles, increase your height and make you more confident. - Fit most style of shoes, sneaker, boot, etc. - Made of material, durale and long-time use. - It can correct your O/X type leg.