The DuraForce Boomerang Squeaker Dog Toy is made made with multiple layers and stitching. The outer layer is made from plastic-coated polyester fibers that are woven into a thick mat for durability. Each edge is covered with industrial grade webbing to protect the edges and create strength. Though built to last, keep in mind that no toy is indestructible. DuraForce toys are designed to be used for interactive play and are not chew toys.