PerfectFit is a dog-focused brand specialising in adjustable harnesses designed to accommodate dogs of different shapes and sizes. Its signature harness uses a modular three-piece design, with a two-piece option also available, allowing owners to tailor the fit. Harness sets and individual replacement pieces come in different sizes and widths, with guidance available through a harness finder and measuring instructions. The range includes options for tiny, small, medium, large and giant dogs, as well as puppy and cat harnesses.

PerfectFit also offers leads and practical accessories, including fleece leads, a two-metre training lead, a treat pouch and insert, a dog lick mat, clicker and washbag. Its I NEED SPACE harness is intended to help owners communicate when a dog needs room, particularly for reactive, nervous or sensitive dogs. The company describes its approach as centred on dog welfare and personal customer care, and notes that its harnesses are recommended by vets and trainers.