Santini: Fit - Very snug slim fit jacket. Inner collar and cuffs are made with elastic AcquaZero thermofleece to keep the garment perfectly attached to the body while ensuring water resistance.Performance - This evolution of our 2016 Beta long-sleeve jacket offers enhanced fit and increased thermal insulation. Built with Windstopper Sanremo fabric, Beta will keep you warm when the mercury goes as low as 5°C (40°F). Three eyelets in the back pockets enable any water that does get inside the pockets to drain out quickly.Comfort - It feels like you’re wearing both a jersey and a jacket, while being incredibly breathable and light enough to be comfortable in temperatures up to 18°C (65°F). Plus protection from wind and rain thanks to the Windstopper membrane.Durability - Made from high quality materials, with attention given to every stitch. Vigorous quality controls are in place to check every item produced. Made in Italy by our highly skilled production staff.