Performance Sock - It's All About The Gear Size:35-40 This reduces the risk of

This reduces the risk of chain skipping and unnecessary wear

100% ensures that your eyes are protected from rock chips and branches

Using Trek's Kammtail Virtual Foil (KVF) technology

The included installation guide makes it easy for you to install the pulley wheels correctly

Performance Sock - It's All About The Gear Size:35-40 This reduces the risk ofPerformance Sock It's All About The Gear Performance Sock It's All About The Gear is a classic cycling and running sock. With an updated design and improved materials, it's now better than ever built for comfort, function and style all in one. Key features: Lightweight and breathable Q Skin quality The sock is made with a special s mesh structure and Q Skin material that effectively transports moisture away from the skin and keeps your feet dry even