The Xcelerator innersole has been specifically designed by podiatrists to offer the latest in innersole technology for the high impact and fast moving activities. The superior design and fabrication makes the innersole ideal for extreme movements, fast directional changes and extended periods of standing and walking, providing the wearer with support, comfort and shock absorption. A breathable top-cover assist in keeping the foot cooler and drier for longer which makes this innersole ideal for wearing in sports shoes and safety footwear. - GENDERS: Male, Female - ARCH TYPES: Flat Foot, Low Arch, Normal Arch, High Arch - LOOKING FOR: Cushioning, Comfort - SPORT AND ACTIVITY SUGGESTIONS: Running, Walking, Basketball, Football, Netball, Work, Hiking, Cricket, Tennis - EFFECTIVE RELIEF FOR: Plantar Fasciitis (arch pain), Arthritis, Knee Pain, Shin Pain, Ankle Pain, Flat Feet, Back Pain, Ball of Foot Pain, Heel Pain, Aching Legs, Achilles Pain - INSTRUCTIONS FOR USE:Remove existing innersole from footwear. Trim Realign innersole to desired length. Place into footwear and gradually increase usage.