The protective cover protects the exquisite Airtag product from dust and scratches, and the size is 3 1/2" H x 2 1/6" L x 7/16" W.Without adding extra weight. Compact housing with keyring, easy to connect keys, car keys, backpacks, and other items. This protective cover can effectively reduce anxiety and stress, or stay at home. Multiple colors to choose from, welcome to consult