A versatile, midweight insulator featuring the EF Pro Cycling Team's racing graphics racing and engineering for high-intensity riding in cool, dry conditions.The R SF Gilet S11 immediately upgrades any EF Pro Cycling Team jersey with a race-tuned, windchill-shattering shell. A pair of thermoregulating textiles create targeted protection that graduates from lightly insulated and highly elastic around the stomach to more insulating across the chest and shoulders – all finished with a second-skin, aerodynamic fit at home on any start line.Specifications:- Front, Neck, Insert: 86% PL, 14% EA- Pocket, Hem Insert: 77% PL, 23% EA- Back: 80% PL, 20% EA- Pocket Ramp: 93% PL, 7% EATechnology:Featured Fabrics:- The chest and upper back are wrapped in the midweight RX textile, a soft, brushed insulator with a durable warp-knit construction. OSMOS Medium extends insulation across the stomach with a breathable, warp knit structure that provides compressive support to stimulate blood circulation. A lightweight rear panel of Stabilizator V11 locks vertical stretch to prevent sagging pockets and expels excess heat.Construction/Fit:- Our AEPD 11 racingFit is a second-skin, aerodynamic silhouette designed with WorldTour feedback to envelope the body in 360-degree compression and stability.Engineering:- ZeroPressure Waist: A waistband made of soft, highly elastic material that enhances comfort and support without pressing or pinching.Engineering:- Ostrich collar: A comfortable collar that provides lighter, softer insulation. Actively regulates the individual microclimate without needing to open the zipper and expose the neck to cold air.Engineering:- Perforated Stretch Pockets: Highly elastic material that stretches to securely wrap contents, with additional breathability from perforations.