All the nets/sidepulls are made by hand in our Breton workshop. They are made of BioThane®, and the buckles are made entirely of brass. The Net or Sidepull is sold with a pair of reins and a brow or noseband to personalize the customer's choice. The net is created with a French noseband. NB: Color may vary depending on screen calibration What is BioThane®? It is a strap coated with TPU (thermoplastic polyurethane) of very high quality. It is made of cotton, kevlar, fiberglass, polyester and nylon. BioThane® is an American brand but the name is often used to refer to the material.