The Chiruca Bulldog Boa GORE-TEX boots are made with materials and construction systems that enable a very high technical performance. The nubuck leather with which they have been made comes from livestock with care and detail and the Vibram rubber sole is highly resistant to wear and tear by friction.Features:- Waterproof nubuck leather- Waterproof nappa leather- Perforated nappa leather collar- GORE-TEX Performance Comfort lining- Boa closure system- Schwarzwald Vibram rubber sole- Weight: 760 gTechnologies:- GORE-TEX LiningGORE-TEX is a well-known membrane that guarantees waterproofness and breathability.- Vibram OutsoleVibram guarantees shock absorption, durability, temperature and abrasion resistance, grip and good slip resistance.- Boa closureThe Boa fastener fixes and maintains pressure, is quick to activate and easy to release.