Adjustable: 1 / 4inch to 1inch height, perfect for leveling various floor gaps and uneven surfaces with a single set Uniform Gaps Control: Ensures consistent spacing between floorboards, warping and uneven gaps for a professional finish Construction: Made from high strength ABS materials, resistant to deformation and long term wear, ensuring stable without cracking Value Pack: Includes 12 pieces per set, providing ample quantity for both home hand craft projects and professional construction work Wide Compatibility: Suitable for hardwood floors, laminate flooring, baseboards, and cabinets, making it versatile for multiple installation needs, Manufacturer: Shurhome