The trusted & tested Koski Family. Koski waders are the most popular wader range from Vision and have tens of thousands of users around the world. Koski Zip wader is made from soft and comfortable materials and the fabrics are now fully fluorocarbon free, thanks to the new eco-friendly C0 DWR coating. The lower part’s thicker material comes up to your thighs, so it makes this wader strong. The Zip model has two water resistant front pockets which are made from wader fabric. They have accessory attachment loops on the outside and additional accessory straps both outside the pocket and inside, so you can attach lots of useful tools to this wader. The main zipper is robust TiZip Masterseal 10, and other zippers are high quality YKK AquaGuards.