This is the hardest working boot that Simms offer. The Simms G4 Vibram Sole Wading Boots utilise leather & Schoeller fabric technology & feature the new Stream Tread traction sole with Vibram Idrogrip 360 traction lug sole. Schoeller-dynatec high performance abrasion-resistant mesh panels. Bellowed leather tongue allows for easy-on, easy-off. Moulded toe & heel counters eliminate toe box collapse & provide a better fitting boot. Fully neoprene lined with closedcell foam for minimal water absorption. Rubber rand for superior durability & and internal 3D ankle stabilizer. Contoured speed lacing system with roller guide eyelet. New Stream Tread™ traction sole with Vibram Idrogrip™ 360 traction lug sole. Simms G4 Vibram Sole Wading Boots Sizes Available: 8-13