Gravity Self-locking SystemThe revolutionary gravity shrinkage construction is used in the plastic vertical cutting board stand. You only need to insert the board rack and the holder will automatically shrink and clamp it tightly thanks to the spring at the bottom. Say goodbye to time-consuming manual adjustments, and install without the use of any equipment. Practical Vertical StorageWith a one-piece design, the vertical stand requires no assembly, saving you time, placing your cutting board vertically helps drain water and keep dry.The material is made of high quality plastic, so the stand is light but very stable. Space-SavingA great space organizer / kitchen essential to storage chopping board rack,keep your cutting board away from any spills. Build up a neat and organized space for your cooktop. Easy to use and provide a cleaner working environment simply. Secure & Stable Your cutting board will be escorted by ubiquitous detail design. The chopping board rack has high quality mesh non-slip rubber strips on both clamps and a soft rubber padding to rest the cutting board on to keep it free of scratches and from slipping off. Furthermore, the entire silicone pad at the bottom of the stand eliminates the risk of scratching the desktop. Wide CompatibilityCompatible with cutting board of any material from 4" up to 17.3" like wood, plastic, silicone, bamboo, stainless steel, etc. Holds up to four.