Best shims in 2026

shims
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AI
Finding the right shims for your home improvement project requires more than just a few wedges of material. Whether you are leveling a heavy appliance, stabilizing a toilet, or installing a door frame, the choice between wood, composite, and plastic materials determines the longevity of the vontade. We have analyzed the best shims available on the market, focusing on weight capacity, material durability, and ease of use to help you achieve a perfectly level surface.
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Best Overall
Nelson Wood Shims 8" 24 Pack - Kiln Dried Wood

Nelson Wood Shims 8" 24 Pack - Kiln Dried Wood

7.65USD
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/ 10 Products Shown

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Stock Your Home - Composite Shims (24 Pack) - Hard Composite Shims for Home Improvement - Never Rot Shims for Leveling - Restaurant Table Shims - Table Wedges - Toilet Shims - DIY Furniture Levelers - Stock Your Home
#2
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  • 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.
$13.80
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Stock Your Home - Composite Shims (12 Pack) - Hard Composite Shims for Home Improvement - Never Rot Shims for Leveling - Restaurant Table Shims - Table Wedges - Toilet Shims - DIY Furniture Levelers - Stock Your Home
#5
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  • 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.
$9.49
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Tahikem - Tahikem 8 Pcs Plastic Clear Table Shims, Level Wedge for Home Furniture, Have Extreme Weight Capacity, Weather Resistant, Levelers for Wobbly Uneven Floors Fixing Toilet Leveling (Transparent)
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  • SIZE - Color: Clear. Pack of 8.This wedges shim is 1-15/16" (50mm) long and 1-3/16" (30mm) wide. Thickness range: 5/64" (2mm) to 13/64" (5mm).
  • DESIGN - The non-slip threaded design of the furniture wedges helps to fix and level any furniture. For solving the shaking problem of the toilet, doors, table, bed and more furniture, we think the Tahikem leveling shim is the best choice.
$6.99
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WOBBLE WEDGES - Wobble Wedges Flexible Plastic Shims - Leveling Shims for Home Improvement, Furniture Levelers, Table, and Toilet for Leveling - Made in USA Plastic Wedges Shim for Appliances (Clear, 30-Pack)
#7
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  • HOME IMPROVEMENT OR DIY-ERS: Our flexible clear plastic shims for leveling are versatile wedge tools that can be used to fix things around the house like a professional! These spacers work as a stabilizer for an uneven table, bed frame, bookshelf, dresser, etc.
  • EVERYDAY USE: Our flexible clear wedges are ideal for leveling furniture while protecting wood and ceramic floors. Stabilize uneven bases of furniture, level large kitchen equipment, and fix wobbly tables. Easily level out your shelves and fix home furniture.
$14.99
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ZZJMCH - ZZJMCH 12 Pack White Multi Purpose Furniture Plastic Shims for Leveling Extreme Weight Capacity Wedges Easy to Snap Cut-to-fit Size Leveler for Toilet Shims, Doors, Windows, Sheds, Table
#8
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  • Multi Purpose Furniture Plastic Shims Adjustable size: 3.86 x 0.31 inch/ 10 x 0.8 cm, White, (12 Pcs) .
  • Furniture Plastic Shims Use to stabilize and level various objects. Great for leveling bookcases, Toilet, tables, doors, windows, plumbing fixtures, cabinets, playhouses, sheds, deck & mailbox posts a breeze.
$4.99
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Nelson Wood Shims - Nelson Wood Shims - DIY Bundle Wood Shims 8-Inch Shims, High Performance Natural Wood, 100% Kiln Dried - 1 Pack (12 Shims Total)
#9
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  • MANY USES: Our wood wedge shims can be used for leveling, labeling, repairing the following: appliances, doors, toilets, tables, cabinets, joists, floors, stairs, and more.
  • TRUSTED and RELIABLE: Most recognizable wooden shim on the market among DIY'ers today, Top pick for both many homowners and home developers, high quality shims for a value price.
$6.47
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Our Expert Verdict: shims

AI
For most homeowners, composite shims are the superior choice for longevity, while kiln-dried wood remains the industry standard for structural framing and door installation.

Market Overview: shims

AI
The market is split between traditional kiln-dried wood and modern synthetic polymers. There is a growing trend toward rot-proof composite materials for high-moisture areas.

Buying Guide: shims

AI
When selecting shims, prioritize the material's resistance to moisture and the load-bearing capacity of the object you are leveling. Consider whether you need a permanent or temporary fix.

Selection Criteria

Our selection is based on a combination of user feedback, material specifications, and overall value for money, prioritizing products with high weight capacities.

Budget Advice

AI
Prices range from entry-level packs of basic plastic shims to mid-range professional bulk packs of kiln-dried wood, making this an affordable category overall.

Conclusion: shims

AI
A small investment in the right leveling tools can save you from the frustration of wobbly furniture and unstable installations. Explore our full list of the top 10 best shims to find the perfect match for your specific project needs.

Frequently Asked Questions

AI
Wood shims are traditional and easy to snap or trim, while plastic and composite shims are generally more rot-resistant and better suited for wet environments like bathrooms or outdoor areas.
Plastic or composite shims are often more discreet and a better fit for restaurant-style tables or furniture with heavy loads, as they don't compress over time.

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Why Trust This List?

Data-Driven Selection

Analysis of 0 verified customer reviews

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Last updated 2 months ago

Independent Analysis

Objective criteria: rating, price, popularity

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Nelson Wood Shims 8" 24 Pack - Kiln Dried Wood
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Nelson Wood Shims 8" 24 Pack - Kiln Drie...

7.65 USD
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