Scarpa SL Active Walking Boots will keep your feet comfortable, supported and secure as you hike, thanks to their clever ergonomic design and high performance materials.The 'ActivFit' system combines four elements (last, sole, ergonomic design and footbed) to give you instant out-of-the-box comfort and performance. The BD last means your feet stay continually supported and secure, aided by auto fit foam inserts in the heel area. The midsole is reinforced with an additional moulded thermo plastic shank (TPU) and finished with the Vibram Biometric outsole.Vibram Biometric sole unit is anatomically designed for increased comfortHEEL TENSION SYSTEM offers stability and adaptability to the severe stress derived from steep routesANKLE PADDING SYSTEM uses Memory Foam to mould the uppers to the shape of the foot AUTOFIT COLLAR ensures the maximum adaptability and comfort of the upper, reducing the impact stressV-FLEX SYSTEM allows a wider and more natural movement of the footSPEED LACING SYSTEM lets you adjust internal volume and the perfect wrapping of the footFlex Point System allows your ankles complete freedom of movement, whilst maintaining support