Wearing flat, unsupportive shoes is not only uncomfortable but it can also lead to a number of issues, including arch drop and torn ligaments and tendons. The Sorbothane Cush 'n' Step Insoles provide you with effective cushioning and comfort for all kinds of shoes. Simply remove your old insoles and replace them with your new Cush N Step Insoles for all day cushioning and comfort. Key Features and Benefits Unrivalled shock absorption Made from 100% polyurethane foam for ultimate cushioning Up to 30% lighter than previous versions Nano Silver anti-bacterial technology for maximum comfort New cutting-edge pack designs Developed using Sorbothane technology Covered in breathable polyester fabric to wick away moisture Heel height of 21mm tapering to 6mm height at the toe Replaces existing insole Provides a soft cushioned feel Fits into most footwear with a removable insole Available for UK shoe sizes 3 - 12.5 High Quality Comfort These durable, lightweight Sorbothane Insoles provide long term, high-quality comfort and cushioning for all types of everyday footwear. They can be used daily or for sporting activities Stay Fresh for Longer Made from 100% polyurethane foam, the insoles are overlaid with a soft layer and covered with a hard-wearing, durable, low-friction fabric. This fabric acts to wick away moisture and allows your insoles to stay fresher for longer. As a result of these features the insoles prevent blisters, which appear as a result of friction and excess moisture. Size Guide for the Insoles UK Shoe Size EU Shoe Size UK Size 3 - 4.5 EU Size 35 - 37 UK Size 5 - 6.5 EU Size 38 - 40 UK Size 7 EU Size 41 UK Size 8 EU Size 42 UK Size 9 EU Size 43 UK Size 10 EU Size 44 - 45 UK Size 11 - 12.5 EU Size 46 - 48 Washing Instructions The shoe insoles can be hand-washed at 40º C. This helps remove any dirt or bacteria to ensure you don't suffer from any infections.