BioThane is a brand of coated webbing products made by BioThane Coated Webbing Corp. It is a polyester webbing with a TPU or PVC coating that makes it more durable, waterproof, easy to clean, and weldable. BioThane is considered a vegan alternative to leather and is available in a variety of colors. It is resistant to the elements, easy to wipe clean, and has a lifetime guarantee against breakage. BioThane is also non-allergenic and hypoallergenic for dogs with sensitive skin or allergies. It is a popular material for dog collars, harnesses, and leashes because it is more durable, cleanable, stronger, and easier to maintain than leather.