Easy to install. You can easily loosen or tighten the screw with a hex screwdriver, connect the clamp and the glass, it can be used without drilling holes in the glass. Easy to use. Premium material. Square glass clamp holders are made of premium aluminum alloy, solid, exquisite and durable, corrosion and rust resistant. You can use it with confidence. Practical and beautiful. You can fix the glass effectively and safely without affecting the appearance of the glass, the rubber head design can prevent it from slipping. Non-slip design. The screw head can firmly lock the glass to prevent slipping, you can also adjust it to make the screw and the glass shelf fit better. Wide use. Perfect for fixing glass shelves, wine cabinets and display cases, fixing for glass, metal or wood. Widely used in bathrooms, hotels, hair salons, toilets, public places, etc. Description 1. Adjustable screws can control the clamping distance and firmly lock the glass, and the rubber head design can prevent it from slipping. 2. The square glass shelf brackets are made of premium aluminum alloy with smooth surface, rust-proof and wear-resistant, which can ensure quality and durability. Specification Material: aluminum alloy Color: black Size: 28.5*16*20.5MM, for 8-10mm Glass Package includes 10* Glass clamps Note 1. Due to the difference between different monitors, the picture may not reflect the actual color of the product. 2. Due to manual measurement, please allow a slight deviation of 1-2mm.