・This collar comes with a holder for AirTag,so you can easily and securely fasten it to the collar ・The perfect fit ensures that your pet won't lose it,providing you with convenient tracking of your pet (Not Including for AirTag) ・It offers an adjustable size range of 38-45cm,ensuring a snug and comfortable fit for your pet ・Improve the chance of pets being retrieved,the collar firmly fixes for AirTag,and it won't fall off no matter how much you move ・The adjustable collar has a reflective design,specially designed for medium and large dogs ・It's a wonderful choice for fashion-forward pet owners Specification: ・Compatible model:for Apple AirTag ・Size:24.5*8*4cm ・Weight:83g ・Material:Nylon + Neoprene Compatible with: ・AirTag Package included: ・1 x Pet Collar with Leather Case ・Other items not included