●Drop-proof and shake: The case is equipped with two ears that can be firmly attached to any material of pet collars. Full coverage design can avoid noise and shaking during movement. ●Waterproof sealing: The new design of the silicone cover allows the airtag holder to be IPX8 waterproof, so you can swim your dog. ●Easy to Install Just insert the tracker into the silicone case that wraps it tightly so you never have to worry about it falling out. (Note: without tracker) ●Easy to clean: The material is very easy to clean and you can clean it very easily with soapy water. After washing, dry with a paper towel, then it works like new again. ●Real-time GPS Tracker: The dog collar holder for Galaxy Smarttag2 allows real-time GPS tracking, provides pet owners safety as they can keep up with their pets whereabouts and also check the location history if necessary.