This hat washer cage is absolutely genius for keeping your favorite baseball caps clean and shaped properly! The collapsible design makes storage a breeze - it folds down flat when not in use. The included mesh bag provides extra protection during washing, preventing your caps from getting stretched or misshapen. It fits all cap sizes from adult to child, and works with both flat and curved brims. Using it is simple - just place your dirty cap in the cage, zip it in the mesh bag, and toss it in your washing machine or dishwasher. The tough PP plastic construction holds up well through multiple washes. I've used mine on several hats now, and they come out looking fresh and clean while maintaining their perfect shape. No more ruined caps from improper washing! The nylon butterfly screws make assembly quick and easy. Whether you're cleaning sweaty workout caps or dusty outdoor hats, this washer cage keeps your headwear in like-new condition. Definitely a game-changer for cap collectors and anyone who wants to extend the life of their favorite hats.