Sklar's Silicone Instrument Holders are used for positioning instruments inside a cassette with a hinged lid used for cleaning, storage, or sterilization. The holders are repositionable to assist in storing different types and size instruments within a casette. They are available in a variety of colors and sold in sets of 3. This product is blue, has an overall length of 3-1/8 inches and holds a maximun of 6 instruments.