CompatibilityOnly Compatible with Samsung Galaxy SmartTag2 released in 2023. (Samsung Smart Tag 2 is NOT included) Hidden designCompared to bracelets, keychains, necklaces and other accessories, the hidden design of this Galaxy Smart Tag 2 case has a better privacy and concealment, you can pin it inside the your kid's clothes, keeping it out of sight from potential threats. IPX8 Waterproof SealingWith its full-coverage design and waterproof lid, the Galaxy SmartTag2 holder is IPX8 waterproof. You can use it even when your kids are swimming. The waterproof cover also provides full-wrap protection that prevents the SmartTag 2 from falling out. Full Signal SoundPrecise cutout ensures that neither the sound nor the signal of the SmartTag2 is affected. So putting on the case won't affect its function. Multiple Use OccasionsThe pin design of the case is easy to be used in most scenarios, such as clothes, backpacks, belts, camera straps and so on. Perfect choice to follow the path of your kids and elderly.