Our plastic leveling shims are essential for achieving alignment in door and window installations. Designed to support heavy loads, these shims are ideal for use with glass and aluminum frames. Simply slide the shims into place to adjust the height and angle of the frame, ensuring a snug and secure fit. Features -Color:Multi -Material:Plastic -Size:6.00X4.00X1.10cm/2.36X1.57X0.43in -Size:6.00X4.00X0.50cm/2.36X1.57X0.20in -Size:6.00X4.00X1.50cm/2.36X1.57X0.59in -Size:6.00X4.00X0.30cm/2.36X1.57X0.12in -Load capacity: engineered to support heavyduty applications, these shims provide reliable loadbearing for doors and windows -Userfriendly installation: these shims are designed for easy installation, allowing homeowners to complete their projects without the need for professional assistance - durability: made from plastic, these shims offer exceptional durability, maintaining their shape and function over time -Wide range of sizes: available in a variety of sizes, these shims can be used for different door and window configurations, offering versatility in use -Noise and vibration dampening: these shims effectively reduce noise and vibrations, improving the overall comfort and tranquility of your home Package list: spacers