Material: The drawer bottom frame is made of high quality plastic with smooth surface. It has good toughness and strength, wear resistance and corrosion resistance, is not easy to deform or break, and effectively extends the service life of the product. Furniture repair: If the drawer or cabinet suddenly sags or deforms, you can use it to fix it to provide sufficient support to prevent it from sagging so that the furniture parts can be firmly fixed without buying a new drawer. Easy to install: Simply align the edge of the maintenance corner with the bottom of the drawer or the gap in the cabinet compartment and screw the corner into the drawer with a screwdriver which is very secure and stable. Application: This is very useful for attaching the side and bottom panels of furniture. It works great for repairing drawer bottoms that slip or bend due to excessive pressure on the floor, such as shelves, drawers, cabinets, etc. It can also be used as a mini shelf for a single drawer bottom, which is very convenient. Package includes: You will receive 80 sets of plastic repair shims(15*13*13mm), including 80 silver screws3*16mm, a sufficient number of sturdy white drawer shims which are very suitable for fixing drawer bottoms and files of sagging furniture. Quantity delivered: 160 pieces