Thermo Fit : Thermoformable foam cushioning with outstanding thermal insulation properties that conforms to the shape of the foot

Full metal opening handle is easy to use and locks gear inside the box and the box to the vehicle

16mm tube diameter

System engineered for use with the SHIMANO ULTEGRA R8000 groupset

Womens Peaks Rfl Otc Ultra-lightweight Size:Medium Thermo Fit : Thermoformable foamHigh performance boots meet your match. The Peaks RFL is an ultra lightweight ski sock that can squeeze into the tightest heat molded boot out there. No matter how aggressive the day is, the Peaks RFL's drop needle pattern technique keeps things smooth and light; which means you can hit the hill harder, faster, and longer, with a fit that's guaranteed for life. Made in Vermont, USA, where winter weather hits its peak.