1. Equipped with a wear-resistant and anti-slip pad, it can clamp the brick stably. 2. It is a utility for builders and masons, providing a faster and easier way to use brick lines. 3. By firmly fixing the spring on the brick, it provides a quick, simple and convenient method for the mason, which allows the mason to use the precise brick line and enable other selected works. 4. Adopts premium engineering plastic material, sturdy, good performance. 5. Suitable for most bricks on the market, can be used on most smooth or inclined bricks and blocks. Specification Item Type: Brick Liner Material: Engineering Plastic Color: Blue, Red, Black (Optional) Length: Approx. 16.5cm/6.5in Weight: Approx. 108g/3.8oz Application: Brick Liner for Mason Package List 2 x Brick Liner