- Pack of 1 - If you want to throw your stained and dirty hats out, we recommend you choose our hat washer to save them. Just put them into the washing machine or dishwasher and back to brand new condition. - Easy to Use and Works. Toss in gentle cycle with other wash and let it air dry or partially dry hat in low dryer setting. Open the hat holder and reseat the hat in the hat washer, and let it shape until totally dry. - Our baseball hat washer is made of the best materials, ultra-sturdy plastic is durable and flexible enough to go over the hat and keep it in its place. It holds its shape regardless of water temperature and has never come apart during a wash cycle. - Fit for storage & travel. Our hat washer can keep caps wrinkle-free in closets and drawers to preserve the hats. Put it in the suitcase when traveling to perfectly keep the shape of your baseball caps. - Fit for Adults' or Kid's Hats. The suitable size of hat washers can be used to clean adult's and kid's hats.