Onewind Bottom Entry Hammock Winter WindsockWhen temperatures drop and the wind starts howling, youll need to have a serious insulating layer to throw on your hammock as there's no better feeling than relaxing in a cozy and warm bed. Light and compact, the Onewind Windsock is a real game changer for winter adventures as it helps provide an extra layer of warmth on the coldest of nights. It's made from 1. 1 oz ripstop nylon and weighs 12oz. It also features built in mesh air vents that doubles