Speed is your friend with the Oboz Katabatic, as is support, stability, protection, and performance. We&';ve paired our lightest midsole ever with our most breathable B-DRY waterproof membrane ever, for a hiking shoe with an amazing ride that not only keeps feet comfortable mile after mile, but also dry every step of the way. Best For: Speedy Day Hikes, Fast & Light Overnights We use our own gender-specific lasts to address the anatomical nuances between different types of feet. Length runs true to size. Form hugging heel cup, sculpted mid-foot, and a generous forefoot & toe box. Width Standard Width - Men&';s standard width is C in the heel and D in the forefoot (according to Brannock DeviceA(R)). Patterns and materials in a given model may influence fit. We always recommend trying our footwear on to ensure the best possible fit. Volume Standard Shoe - Medium volume feet tend to be standard width with some combinations of high and/or low arches and a high and/or low instep. Upper Material Abrasion-Resistant Breathable Mesh B-DRY Waterproof Membrane- Reinforced TPU Overlays| welded & stitched to reduce weight, and provide protection & durability O FIT InsoleA(R) featuring OrtholiteA(R) Eco Originals and Hybrid eco contents with fully recycled moisture wicking top layer. Improved B-DRY lining adds increased waterproofness & breathability, is 100% recyclable and made from 25% post industrial waste. Oboz&';s most-tested rubber compound boasting superior slip-resistance, enhanced durability, and improved elongation and tensile strength. Weight 11.6 oz / 329 grams Heel Drop 8 mm