Based on this product's specifications, here are some alternatives and similar models
Dog harness Springos PA0305 adjustable size L pressure-free black
Summary description:
Adjustable dog harness Springos PA0305 in size L, designed to distribute pressure evenly and reduce strain on the neck. Features adjustable straps for a customizable fit, quick-release buckles for easy on/off, and a sturdy attachment point for leash connection. Suitable for daily walks and general outdoor use, offering comfort and safer control for medium to large dogs.