This is the large-sized replacement seal for the Roscoe DreamEasy Full Face Mask * Lightweight and comfortable for all users with a full-face design that is ideal for patients whose therapy is compromised by mouth breathing * Ergonomic design seals around facial contours to improve overall compliance and minimize air leaks * Made with high-quality medical liquid silicone * Completely odorless and latex-free * Size Medium; also available in small and large * Compatible with the Roscoe DreamEasy Full Face Mask; not for use with other CPAP masks * Sold individually *