This GIANT Cycling Vest Tackles The Weather For You - Able to fit easily in a jersey pocket and ready for use at a moment's notice this GIANT SUPERLIGHT WIND VEST is just the kind of reassuring kit you want on your side when the weather takes a sudden turn for the worse. - Mesh Ventilation Panel At The Rear - This versatile wind shell is made from stretchable Pro - Textura fabric and offers protection when you need it from the wind or light drizzle all the while providing ample ventilation to help regulate your body temperature on gusty days or fast descents. At the rear, a central mesh panel lets excess heat out without allowing too much of the wet weather in. - Pass-Through Pocket At The Back - Weighing only 85 grams and folding down to half the size of your jersey pocket the GIANT SUPERLIGHT WIND VEST also features a full-length locking zipper at the front and an elastic hem with silicone grippers to keep the vest from drifting out of position. A pass-through pocket at the back makes it easy to access the essentials in your jersey pocket and reflective details enhance safety in low light or foggy conditions.