Made of 100% recycled materials, our composite shims are great for leveling in both indoor and outdoor applications. Our stackable shims are a heavy duty solution to wooden wedges that won't rot, warp, or crack. our composite shims are 4x easier to snap than wood. They also support more weight, allowing you to level heavy appliances, furniture, and more! Never Rot Shims: Unlike wooden shims, our composite shims are rot-proof, and resistant to decay. Our never rot shims for leveling are also weather-proof, easily holding up to rain, snow, and other harsh conditions. In fact, our composite wedges won't split or crack due to pressure. Our shims are able to support 30% heavier loads than wood. You can be sure that our shims will last you a lifetime. No Additional Cutting: Save time and energy with our pre-scored shims. There is no need for additional cutting or trimming with our furniture levelers. All you have to do is measure, and snap our shims to the size you need - no tools required! Multipurpose Wedges: Whether you're a professional or are working on some home improvement projects, our shims will help you get the job done right. Use our heavy duty composite shims for plumbing, appliances, cabinets, countertops, doors, windows, sheds, decks, and mailbox posts. Utilize them as table wedges for restaurants, DIY levelers for furniture, and more! Color: Black Material: Rubber Size:20x3.7cm Package Contents: 24 x Composite Shims Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.