Features: 1. for apple AIR TAG for pets, put on AirTag and start positioning after putting it on 2. Improve the chance of pets being retrieved. The airbag is firmly fixed in the collar, so it won’t fall off no matter how you move it. 3. The collar has a reflective design, can adjust the collar, does not squeeze the neck, specially designed for medium and large dogs 4. The neck circumference can be adjusted according to the size of the collar, no neck, specially designed for all kinds of dogs 5. The lightweight air tag shell hung on the pet collar will not cause any discomfort. Specifications: Material: Polyester Color: green, blue, black, orange Size: M size neck size: 40cm/15.75"-45cm/17.72", L size neck size: 45cm/17.72"-50cm/19.69", XL size neck size: 50cm/19.69"-55cm/21.65" Package Included:1pc * For Apple Airtags protective cover Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement