The fabric uses polyester canvas, which is cooling and breathable, and the fabric is strong and durable. 38mm Velcro adjustment + buckle fastening, multi-layer protection, animals are not easy to break free, easy to adjust and wear.The ergonomic handle has a good feel and is more comfortable to use.The metal D-shaped buckle and the pull buckle are chrome plated, with good gloss, not easy to rust, and very durable.Machine washable , dry cleaning, hand wash available. Easy to clean.How to introduce the harness to your cat1. To familiarize your cat with the harness, place it near your cat's food dish or sleeping area for a few days. When you put on the harness, treat your cat with food or a toy, so your cat can form a positive association with the harness. You can also save these rewards and only offer them when you hitch up your cat. Remember to keep praising your cat during the whole process.3. If your cat exhibits behavior that indicates the wearing experience is uncomfortable, reassure her and try to distract her with food or toys. Take off the harness if your cat still feels unpleasant - you can always try again later.Note: The data are all manual measurement, please allow 1-3cm error, due to the Light and display difference, there will be some color difference, depending on the physical object received.