Square DyeTrans Sublimation Felt Air Fresheners. White. 2-sided. Made of 100% Polyester, 3.1875" x 3.1875" x .1875” with hole. Includes individual clear bags and hanging cords. Use essential oils for scenting and hang from the rear view mirror in any vehicle. These custom air fresheners are ideal for boutiques, souvenir shops, and auto shops. Can also be used as an ornament, key chain, or luggage/bag tag.