Whitewoods 16" Cross Country Ski Snowshoe Gaiters w/Rear Zippers, Black, 1 Pair, OSFM 16" Winter Sports Gaiters; Great for Cross Country Skiing & Snow Shoes Zips up the back after the boot is put on Elastic drawstring and cordlock secure the top around the calf Dual elastic band symmetrically seals the bottom against the tongue of the boot An easy-to-attach hook secures the front onto the nearest lace