3 EACH DETACHABLE LID DOUBLE BOTTON DENTAL AUTOCLAVE STERILIZATION CASSETTES RACKS BOX FOR 15 ,10 AND 7 INSTRUMENTS-GERMAN GRADE Standard Stainless Steel and Silicone Racks. The silicone racks can be taken out for cleaning. Autoclavebale and Sterilizable. Holds 15+10+5 Instruments. Detachable and lockable design, easy to clean Dimension: 7.25" L X 4.25"W X 1.25" H Dimension: 7" L X 5.5"W X 1.25" Dimension: 8.25" L X 7.25"W X 1.25" Feature: 1.Autoclavebale and Sterilizable. Holds 15 +10 + 5 Instruments. 2.Rotary switch, not easy to bounce open 3.Detachable and lockable design, easy to clean. 4.The silicone racks can be taken out for cleaning. 5.Used for disinfected dental handpiece appliances and conventional equipment.