One Pair of Genuine Yonex Power Cushion+ Insoles Item No. AC195EX Sizes - 1. Small - S (24 cm & Smaller/UK 5.5 & Smaller/US Mens 6 & Smaller/US Ladies 7.5 & Smaller/Eur 38 & Smaller) 2. Medium - M (24.5 - 26.5 cm/UK 6 - 8/US Mens 6.5 - 8.5/US Ladies 8 - 10/Eur 39 - 41), 3. Large - L (27 - 29 cm/UK 8.5 - 10.5/US Mens 9 - 11/Us Ladies 10.5 & Larger/Eur 42 - 45) 4. Extra Large - XL (29.5 - 31 cm/UK 11 - 12.5/US Mens 11.5 - 13/Eur 45.5 - 47) * Yonex Power Cushion design - Heel and Arch Support prevents insecure footing & improve stability. * 5 mm thick for more cushioning and support on Arches & Heel position; * With PowerCushion+ technology, experience shock absorption and repulsion across entire sole of the foot; * Absorb impact on your feet to reduce their tiring; Instruction - Refer to 2nd photo for usage - (1) Remove existing insole from shoe and place over the new Power Cushion Insole, (2) Align insoles at heel and Mark existing insole forefoot shape onto New Power Cushion Insole, (3) Cut neatly along the marking, (4) Insert New insole into shoe to prevent bending or wrinkling. Caution - * In the event of discomfort or pain, please discontinue use. * Colour fading is not expected, but may occur from excess sweat, water submersion, excess feixtion, etc. * Avoid direct sunlight and store in a ventilated area. * Do not dry in direct sunlight, * Avoid contact with fire and excess heat. Product quality and integrity may deteriorate when left in hot areas for long periods.