With a remarkable weight-to-cushion ratio, the Kaha 2 GTX delivers peak performance with peak plushness. Updated with a HUBBLE® heel with SwallowTail™ geometry, this durable hiker features Vibram® Megagrip with Traction Lug for increased ground contact. Consciously crafted, this trailblazing silhouette employs GORE-TEX footwear fabric with recycled textile.Features Waterproof nubuck leather GORE-TEX footwear fabric with recycled textile Dual-density compression-molded foam midsole with HUBBLE® heel and SwallowTail™ Late stage Meta-Rocker with integrated flex grooves Vibram® Megagrip rubber with 5mm lugs Traction Lug Quick-lace metal top hooks Abrasion resistant toecap and heel Waterproof membrane bootie construction Recycled content mesh and recycled polyester laces Anatomical Achilles construction with heel pull tab Topically applied PFC-free water repellency treatment Rubberized EVA midsole Molded PU sockliner with 50% soybean oil Specs Weight: 16.80 oz Heel-To-Toe Drop: 6.00 mm Volume: 807.00 cm 3 Spring Measurement: 29x34 mm