The special, curled fibers with barbed edges provide the fibers an interlocking function that provides utilizes in many marketplaces and for varied programs. The name excelsior originated in the united states and excelsior has been created in America for over a century. In America excelsior has no other general identify; https://edenproductsltd.co.uk/2025/03/21/why-natural-wood-wool-is-one-of-the-best-eco-friendly-packaging-materials/