Size 5, white, elastic dressing retainer the measures 25 yards. Made from a nonsterile elastic. Surgilast Tubular Elastic Bandage Retainer is made of a high-quality nylon/elastic rubber (latex) blend. A tubular elastic stretch net designed to serve as a secondary dressing applying gentle pressure to keep bandages or other medical devices securely in place without adhesive tape. Stretches well beyond its relaxed length and diameter yet holds dressings in place gently. Eliminates the need for adhesive.