Specification: Color: Transparent. Material: Gel, magnet stone. Size: M: 8.8 x 4.9 cm/ 3.46 x 1.92 inch. L: 10.2 x 5.9 cm/ 4.01 x 2.32 inch. High slope thickness: 1 cm/ 0.39 inch. Low slope thickness: 0.5 cm/ 0.19 inch. Package Includes: 3 Pairs x Silicone orthopedic inserts shoe insoles. How to Use: 1. Clean your shoes and keep dry. 2. Then remove sticky backing, adjust the position until you feel comfortable, finally stick the self-adhesive gel heel pads to the shoes and press firmly. 3. If they lose stickiness, just tear off and clean with warm water, and soap to restore its sticky outside surface. Why do you need O/X type leg corrector correction insole? ✓ Many women or men's feet or knees excessively turn inward, upward, and uneven. If not corrected, it can lead to more problems such as foot pain and fatigue, leg bending, and so on. ✓ Medial & lateral heel wedge insoles are made of soft silicone for better support and reduced pain and fatigue. Each orthopedic shoe insole has 2 built-in magnet stones placed on acupuncture points to effectively absorb shock and relieve pressure. ✓ Our foot support insoles can correct the O/X legs, supination pronation corrective, foot alignment, knock knee pain, bow legs and splayfoot, etc. ✓ Both for both men and women and fit all types of shoes, such as running shoes, dress shoes, boots, sneakers, work shoes, leather shoes, and so on.✓ Self-adhesive & Washable: Simply peel off the backing of the self-adhesive gel heel insole pads and stick it inside the shoe to use. Strong adhesion can provide good adhesion, effectively maintain in place, and prevent friction and slipping. Reusable and washable, if they lose their stickiness, simply peel them off and clean with warm water and soap to restore their adhesive outer surface. ✓ Effective Correction: O/X type leg orthopedic insole for excessive pronation or supination, it can correct the O/X legs, foot alignment, knock knee pain, bow legs, splayfoot and heel deviation to improve posture and prevent ankle, knee, back and waist pain caused by improper posture when walking. Gel shoe inserts are suitable for most types of shoes, including high heels, slippers, flat shoes, sandals, boots and sports shoes. ✓ Medial & Lateral Heel Wedge Insoles: Heel cushions is ideal for relieving the pressure on the heel. Heel wedge insoles with high bottom difference correction, distribute the forces on the foot more evenly, prevent inward or outward rolling. Medial & lateral heel inserts with the thickness of 0.19 inch (low side) to 0.39 inch (high side). Controls the hindfoot and forefoot from inversion or eversion which restores proper body balance. ✓ Built in Magnet Stone Design: The O/X type leg corrector correction insole is equipped with two magnet stone points, which can effectively absorb vibration and relieve pressure. The position of the magnet points corresponds to the acupoints on the soles of your feet, which helps promote blood circulation. Insert magnetic stone massage the heel, help you ease leg pain and fatigue by training the leg muscle. ✓ High-quality Material: Soft silicone orthopedic shoe inserts insoles are constructed with a premium and durable gel, anti-skidding, anti-odour, environment friendly. Helpful to improve step balance and foot strength, soften impact on your sore foot, gain greater support and comfort. Great for who are running, walking, long time standing all day.