•Waterproof nubuck upper. •Exclusive XC4® waterproof performance and comfort. •Seam sealed construction. •J&M Smart Degree Technology® for temperature control. •Smart Degree linings are treated with anti-microbial protection for long-lasting wear. •Dual width removable footbed with memory foam accommodates custom orthotic or wide foot. •Axis Chassis™ System for support. •Lightweight EVA and memory foam cushioned footbed. •High-rebound, ultra-light TRUFOAM® midsole for cushioning and comfort. •Highly-durable rubber outsole.