Hard Plastic Wobble Wedges / Leveling Shims, 24-Pieces -24 Pieces- Hard Clear Wobble Wedges, Made in the USA Tough and durable, supporting over 2000 lbs. Particularly useful for fixing shaky tables on carpeting, uneven concrete floors and patios 1" x 1-1/2" x 1/4" plastic shim, weather proof Wobble Wedges are a tough and versatile plastic shim, Can be trimmed