4ucycling Windproof Full Zip Wind Jacket with 3-Layers Composite Stretchy Fabric Black Fleece A THREE-LAYER COMPOSITE STRETCHY FABRIC KNIT MAKES YOU WARM ,BREATHABLE -This jacket is constructed using the latest wind tech technology.The internal layer is thermal-lined with a fleece interior, for warmth retention with a cozy finish. Excellent heat retention capabilities for sufficient warmth in mild wintry use( between -5?5 centigrade) ,So you don't need to wear a lot of clothes in it, even in cold winter;The middle layer consists of a wind-proof and breathable material THE LATEST ERGONOMICS DESIGN, STYLISH FITTING AND COMFORT, The jacket is professionally styled,The fit is somewhat on the slim fit side, without the usual baggy and loose fit common with other brands.the versatility of the jacket allows you a variety of both indoor and outdoor use even under extreme wintry weather. This includes: cycling,leisure walks,morning jogs and runs FULL OPEN ZIPPER DESIGN, sturdily built for guaranteed durability THE ZIPPER HAS A LEFT-HAND ORIENTATION TO IMPROVE THE SAFETY WHEN CYCLING OR RIDING,so that you can use your right hand to hold handlebar, which is more safety than you use left hand THE FRONT SIDE IS A BIT SHORT AND IT HAS A LONGER BACKSIDE,it keeps your waist warm when you are bending to riding.and when you are hiking or other outdoor sports it is comfortable to have the jacket that sits near the waist without touring your legs when you flex them up