Easy to install: You can easily loosen or tighten the screw with a hex screwdriver. Connect the clamp and the glass without drilling holes. Simple to use. Premium Material: Square glass clamp holders are made of high-quality aluminum alloy, solid, durable, corrosion-resistant, and rust-resistant. Use with confidence. Practical and attractive design: Securely fixes glass without affecting its appearance. Rubber pad helps prevent slipping. Non-slip design: Screw locks firmly onto the glass to prevent movement. Adjustable for a better fit between the screw and glass shelf. Wide application: Ideal for glass shelves, wine cabinets, and display cases. Suitable for use with glass, metal, or wood. Commonly used in bathrooms, hotels, barbershops, restrooms, and public areas. Features: 1. Adjustable screws allow control of clamping distance and secure glass in place. Rubber pad helps prevent slippage. 2. Square glass shelf brackets made of high-quality aluminum alloy with a smooth surface, rustproof and weather-resistant, ensuring long-lasting durability. Specifications: Material: Aluminum alloy Color: Black Size: 28.5 x 16 x 20.5 mm Glass thickness: 810 mm Package includes: 10 x Glass Clamps Note: 1. Due to differences in monitor displays, the actual product color may vary slightly from the image. 2. Manual measurement may result in a small variation of 12 mm.