Celtec® 500 Cellulose is a top-of-the-line material that is specifically designed for use as an insole in welt and cement-length construction shoes. It is made of high-quality cellulose and is engineered to meet the rigorous demands of shoe production. Celtec is a moisture-resistant material that provides the wearer with a high level of comfort, making it an ideal choice for outdoor footwear. It is also unaffected by perspiration, ensuring that the insole remains dry and comfortable for extended periods of time.