Durable plastic furniture leveling shims designed to stabilize and level sofas, tables, bookshelves and other furniture. Key benefits Prevent wobble and uneven surfaces: quickly eliminate rocking or tilting for safer, more stable furniture. Reusable and long-lasting: made from sturdy plastic that resists deformation under pressure and provides reliable support over time. Secure anti-slip performance: angled trapezoid shape with a textured surface and non-slip bottom keeps furniture firmly in place. Precise adjustment: stackable design lets you add shims to reach the exact height and balance you need. Features Function: stabilize, level and fix furniture to stop wobbling and uneven legs. Compatibility: ideal for sofas, chairs, tables, cabinets, bookcases, shelving units and other furniture with uneven feet. Material: rigid plastic for durability and repeated use. Design: angled trapezoid shape with a textured top and non-slip base for grip on a variety of floor surfaces. Stackable: multiple shims can be stacked to fine-tune height and alignment. Typical use scenarios Living room sofa: place under a low or uneven leg to stop rocking and align the sofa seat. Dining table or desk: level one or more legs to eliminate wobble so tabletop items stay steady. Shelving or bookcase: stabilize against slanted floors to prevent leaning and reduce risk of items falling. How to use Slide a shim under the low or unstable leg, textured side up. Add or remove shims as needed to achieve the desired level and stability. Stack additional shims for finer height adjustments. What you get Sturdy, reusable plastic shims that offer a simple, durable solution for stabilizing and leveling household furniture without tools.