Featuring J and K Kustom Collars and Leashes. We specialize in custom handmade animal collars, leashes and harnesses. All of our collars come with a FREE, rivet on identification tag. You will never lose an ID tag again! Our custom products are made from the most durable material on the market today, genuine USA made Biothane®. It consists of a polyester core and a protective coating. Our material is waterproof, abrasion resistant, electric shock resistant, lightweight, strong, flexible, bacteria free, chemical resistant, hypoallergenic, latex free, durable, and easy to clean, with a break strength of 500 - 1000 lbs, depending on the width. All our products also come with a guarantee. If you have any manufacturing defects, please contact us. We will fix or replace it! Unfortunately, we do not cover chewing. Our material is very chew resistant, but not chew proof. Click on any box below now or scroll down and check out the testing videos or our Facebook page; maybe even read our reviews. At J and K, our top priority is customer satisfaction!