These leveling shims are made of high-quality PP plastic, offering strong load-bearing capacity and excellent corrosion resistance—suitable for both indoor and outdoor use. Featuring a textured, non-slip surface and tapered wedge shape, the shims make it easier to stabilize and level furniture or various household items. The shims can be cut to your desired size for precise adjustments and can also be stacked to create a higher or thicker wedge as needed. You will receive 50 plastic wedge shims, including 80 × 30 × 8mm(20pcs) and 60 × 26 × 6mm(30pcs), enough to meet a wide range of daily needs. Perfect for leveling doors, windows, sheds, tables, dressers, cabinets, beds, sofas, bookshelves, appliances, and more.