The most advanced wading boot on the water, G4 PRO Powerlock Boot - Felt offers supreme durability and superior grip thanks to state-of-the-art materials working in lockstep with the new Powerlock cleat system for on-the-fly traction customization. Product Features: Waterproof synthetic Lorenzi scratch leather upper combined with waterproof synthetic mesh for long-term durability Partial neoprene lining for comfort and easy don/doff Laser-cut fabric eye stays allow fine-tune adjustments across the top of the foot and provide reliable durability Molded TPU heel counter for comfort and in-stream ankle support Felt outsole with built-in Powerlock system for quick and customizable traction adjustment Dual density EVA midsole for comfort Includes two sets of cleats: 14 G4 PRO Powerlock Aluminum Cleats 14 G4 PRO TPR Cleats TPR cleats should be installed when Aluminum cleats are not in use Product Specifications: Technology: VIBRAM Technology: 12mm felt outsole Technology: Powerlock