Primus Trail FG 3.5 (Men's) Shoe size:M9 41oz（Size 9）Sole Thickness：9mmSole：Waterproof Non-Marking Vibram®

41oz（Size 9）Sole Thickness：9mmSole：Waterproof Non-Marking Vibram® Morflex SoleFootbed：MGT（Monkey Grip Technology）

•    users seeking maximum traction and durability

Equipped with Traction Lug technology and the Vibram Megagrip Elite compound

Waterproof and insulated for icy adventures with a soft ground sole optimized for connection in winter conditions

Primus Trail FG 3.5 (Men's) Shoe size:M9 41oz（Size 9）Sole Thickness：9mmSole：Waterproof Non-Marking Vibram®The Primus Trail 3. 5 FG is for runners who live for the end of the road. These all terrain trainers are light and flexible enough to move freely, and tough enough to run wild on rough, rocky ground. Made with recycled, vegan*, high performance materials. Firm Ground Outsole Stand firm on multiple terrains. Ortholite Insole The Ortholite Performance Insole is made of 98% recycled polyurethane foam, which helps reduce waste and the use of virgin