Adjustable: This pet camera hardness is suitable for 7 to 54kg pets and can be adjusted to fit different size pet. Useful tool: This pet camera back strap makes you can shoot a video according to your pet s view. Wide application: This pet camera chest harness is a good fit for camping hiking walking running fetching swimming etc. Strong and robust: Mainly made of ABS and elastic band this pet camera mount is durable long-lasting anti-wear and not easy to break. Two views: This pet camera holding strap can be mounted on a chest or back and can meet your different needs. Material: ABS+elastic band. Color: Show as picture. Size: Show as picture. Suitable weight: 7-54kg/15-120lbs. Compatibility: Replacement for GoPro. There might be a bit of color distortions due to different computer resolutions. There might be a slight error due to different hand measurements. Type 1: 1 Piece Strap. Type 2 : 1 Piece Strap(with 2 Pieces Bases 2 Pieces Long Bolts).