"Our unique world leading technology is now even more advanced to give maximum performance with every impact. Medical professionals recommend Sorbothane© Sorbothane insoles can help limit the trauma caused to a body during exercise, such as back problems, joint pain, tendonitis, fatigue fractures and knee pain. They help prevent the re-occurrence of old injuries and offer unrivalled comfort. Sorbothane© Technology Shockwaves are created every time your feet strike the ground, causing damage to joints, muscles, ligaments and tendons. Sorbothanes© unique visco-elastic material mimics the characteristics of human flesh, and at the moment of impact changes shape to disperse shockwaves sideways. Full Strike Features: Ideal for activities where the whole foot is subject to impact shock Suitable for all sport footwear As an addition to or replacement of the original insole Trim to fit lines Abrasion-resistant top sheet Available for shoe sizes UK 3-12.5 and EURO 35-48"