Top 10 Best composite shims in 2026

Main highlights

• •Proudly Made in the USA: 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. With 37 pre-scored lines, 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. Designed with 37 notches, 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!
• •Great Value Pack: Our value pack comes with 36 pre-scored composite shims. Shims measure approximately 7.75” Length, 1.5” Width, and 0.25” height. Taper measures 5/16” to 1/16”.