Anatomically designed and engineered, the Kronos offers all day comfort without sacrificing performance. Technical and comfortable, the Evolv Kronos has been anatomically engineered and designed to provide comfort and performance in one package. Designed as an all-around shoe, it has an asymmetrical profile with 4.2mm TRAX high friction rubber for a consistent grip across a wide range of temperatures. Whether you are a crack climbing fiend or have an affinity towards slab climbing and the need for smearing, the Evolv Kronos will perform without a doubt. A new feature in Evolv line the innovative velcro system on this shoe it consists of one velcro strap on the mid forefoot and then a cinch-pull strap closure for the top half which enables a choice of custom tightness which can then be taped down across a wide area to obtain the perfect fit. All this done on top of an overlapping padded and perforated tongue for added comfort and breathability.The Kronos also benefits from a Variable Thickness Rand VTR which adds durability to the most used areas of the rand and provides the optimum amount of support, on the Kronos, the VTR rand thicker at the toe. It works to reduce toe bulge and will maintain toe box structure.This shoe great for climbers of any level looking for a great fitting shoe without compromising on performance.