【Hidden Design】Unlike other visible children's bracelets, necklaces, key chains or GPS watches, this hidden Holder with pin design can be cleverly hidden under clothes and is not easy to be found, providing better protection for your children and loved ones to avoid potential problems 【Note】：This protective case does not include the device itself 【The Fixed Safety Pin】Fixed Safety Pin for is designed to enhance security. It effectively secures the in place,preventing it from detaching and potentially causing injury to the skin with its sharp pins. Because the holder contains sharp needles, it is not recommended for children under 3 years of age to attach this product directly to their underwear to avoid any potential hazards 【Lightweight Material】Children's Holder weighs only 6.8 grams, is small and light, and is almost invisible when worn, allowing you to forget its existence. Say goodbye to bulkiness and discomfort, and let the Holder become an invisible guardian for your child's daily wear. It is suitable for all kinds of clothing, such as shirts, sportswear, dresses, jackets, jeans, etc. 【Comfortable&Durable】The Holder for kids is made of durable silicone and stainless steel pins to ensure rust-proof, sweat-proof and durable. The silicone material is soft to the touch and comfortable to wear, while also having good wear resistance and drop resistance. And it will not affect the signal 【Safe&Unbound】This Holder is suitable for all ages, whether it is a forgetful elderly or an active child who may get lost in a crowded park, beach, airport, shopping mall, school or even near home. With the hidden holder, you can track them and ensure the safety of your loved ones This Tracker Holder Case is Only Compatible with Apple Tracker whether it is a forgetful elderly or an active child who may get lost in a crowded park, beach, airport, shopping mall, school or even near home. With the hidden holder, you can track them and ensure the safety of your loved ones.