The Nucleo High II GTX offers best-in class breathability in a mid-duty waterproof hiker/backpacking boot. Featuring award-winning Gore-TexA(R) SurroundA(R) technology with a traditional Nubuck leather look, this hiking boot is the ultimate combination of durability, protection and comfort. Description a Durable Nubuck leather uppers provide protection while the integrated Nano-Cell(TM) technology delivers maximum breathability to keep your feet coola Nano-Cell(TM) technology works with the ePE Gore-TexA(R) SurroundA(R) waterproof membranes to enable unprecedented breathability underfoota Compression-molded midsoles provide superior cushion and support and a noticeable bounce in every stride for all-day comforta VibramA(R) Nano outsoles with Impact Brake System(TM) provide maximum traction and grip on trailsa 3D Flex(TM) ankle hinge for enhanced mobilitya Constructed without intentionally added PFAS Specs WEIGHT: Men&';s: 16.8 oz / 476 gLACES: 100% Recycled polyesterUPPER: Nubuck leather / Nano-Cell(TM) Insert / VibramA(R) rubber rand and toe capLINING: ePE Gore-TexA(R) Surround(TM)INSOLE: OrtholiteA(R) Hybrid(TM) with 5% recycled rubber + 15% production waste foam / 4mm Woven Polyester ePE Gore-TexA(R) SurroundA(R) spacer / 2.5mm Polypropylene stiffenerMIDSOLE: Compression Molded EVASOLE: VibramA(R) Nano XS-Trek Compound with Impact Brake System(TM)CONSTRUCTION: Strobel lastedLAST: Tempo