Streamlined Comfortfit Bib Tights For Winter’s Harshest, Most Extreme Conditions. A Softshell Inherited From The Racing Series Increases Breathability, And a New Free-floating, Two-layer Construction Provides Complete Winter Protection Without a Stiff, Restrictive Fit. The Winterproof Eisenherz S11 Updates The Proven Ultraz Line With a Stormproof Sphere Ultra Softshell, First Used In The Racing Series. This Textile Provides a More Elastic, More Streamlined Fit While Also Increasing Breathability Compared To The Previous Model, And It’s Layered Over The Eisenherz S11’s Thermal Body Textile On The Front, Legs, And Hips. This New Two-layer Construction Is Only Sewn Together Along One Edge, Reducing Seams And Allowing a More Complete Range Of Movement. While Many Softshell Bib Tights Are Restrictive And Stiff, The Eisenherz S11’s Unique Construction Lets It Move With You During The Pedal Stroke. The Body Of The Tights Is Our Warmest Rx Thermal Fabric – Thermoregulating, Breathable, And Water-repellent.