Heavy Duty Vibram Rubber Sole Unit : Solid Nitrile rubber for durability and excellent grip in mud. Can be resoled. Ball Bearing Lace System: Gives a close fit and offers excellent support. Performance Flex Midsole: Fantastic support on climbing spikes, highly resistant to sharps from underneath: allows you to put your boot on with no trouble. Simple. Full Bellows Tongue: Keeps out all dirt and debris. Removable Stainless Steel Talon System: Extra grip when you need it – ideal on wet log stacks. Deep Padded Collar with Achilles Cut-Out: Good for increased comfort when climbing, better movability when driving. EN ISO 20345 S2 & EN ISO17249 Class 2 (24m/s) Waterproof OutDry technology KWF ‘Profi’ Approval One-piece anfibio leather upper Heat and chemical resistant Vibram outsole
