【Unique Waterproof Design】This Airtag Case Includes waterproof structure and ring,you can put them in water.Its IPX8 certified waterproof performance can also protect your AirTag against water, sweat, and moisture. 【Anti-scratch and Shock-proof Design】Tough, durable TPU material keeps your AirTags safe. Full Cover and Four Corners raised of the shell can protect your Airtag locator from impacts, dust and scratches. 【No Falling Off】 The rubber or silicone hanging air tag dog collar will often shake, and the Airatag will easy to drop out . Ours airtag track dog collar holder is designed to be bolted on. With 4 special screws to close the case, your airtag will never drop off. A special screwdriver (included)is required to open. 【Various Use Occasion】In Your Daily Life, When You Take Your Pet To Go Shopping, Play On The Beach, Mountain Camping, Travel, Etc., it can be used on dog collars, pet loop holder. Anti-lost with keychain design,it is convenient to hang the Airtag to your bag,key ring,car keys, backpacks, luggage,schoolbag and so on. Your precious items will be escorted anytime and anywhere. 【Package Include】1 Airtag Holder with keyring, 1 Screwdriver, 6 screws, (Please Note: AirTag is not included). This airtag keychain holder is specially designed for New Apple AirTags 2021. (Note: AirTag is not included)