Product Storyseasons Voyage Nitro™ 3 Disc Is Crafted For Durability And Comfort, Offering A Smooth And Responsive Ride With Nitrofoam™ Cushioning. The Upper Features Puma Disc, An Advanced Fit System That Allows You To Achieve Optimal Lockdown With A Quick Dial Turn. Tackle Any Terrain Confidently, Thanks To The 4Mm Pumagripatr Lugs That Provide Exceptional Grip And Traction. features & Benefitsthe Upper Of The Shoes Is Made With At Least 20% Recycled Materialsnitrofoam™: Advanced Nitrogen-Infused Foam Designed To Provide Superior Responsiveness And Cushioning In A Lightweight Packagepuma Disc: Premium Lacing System That Wraps The Foot Provides A Precise Lockdown To Feel Secure On Any Terrain. pumagrip Atr: Trail-Ready Performance Rubber Compound Designed For Traction On Ice, Mud, And Unst