Compatibility: This protective case is specially designed for AirTags 2021, which are made of high quality soft silicone, lightweight, scratch-resistant, shockproof, drop-resistant and durable. Convenient to carry: this holder in Soft silicone can protect your device from drops, shakes and scratches. Lightweight, compact and easy to carry. Suitable for pet loop carrier: This protective cover can be used for dog collars and pet hanger rings, attached to school bags and any item that fits its size. Stable and not easy to fall off. Easy to use: Easy to install and remove your AirTag tracker. Unique design: The unique design of the product makes it not easy to shake off and can be buckled on the pet collar better.