Dental professionals, this 500-piece box of tray sleeves is exactly what your practice needs! These are Size F sleeves measuring 7.5x10.5 inches, perfect for standard instrument trays. The clear plastic design lets you easily see what's inside while keeping everything protected and organized. The lockable feature is super handy - it ensures the sleeves stay securely in place during sterilization and storage. Made from durable plastic, these F-Lok flat tray sleeves are built to withstand the rigors of dental office use. They're ideal for maintaining proper infection control protocols and keeping your instruments clean between procedures. The package comes with 500 sleeves in one convenient box, so you're stocked up for a good while. The sizing works perfectly with standard dental trays, and the clear material makes inventory management and identification a breeze. Whether you're setting up for procedures, organizing your sterilization area, or just maintaining daily clinic operations, these tray sleeves provide that professional level of organization and protection every dental practice needs. They're one of those essential supplies that make your workflow smoother and more efficient!