Material - Made of durable stainless steel composite pipe and ABS material, strong enough to bear 20 kg of weight. The non-slip textured surface protects the item securely and prevents it from falling, which is durable. Expandable shelf - You can freely adjust the height within the expandable area according to your needs and install it anywhere. Multifunctional, suitable for cabinets, cupboards, shoe racks, cabinets, sinks, bookshelves, refrigerators, kitchens, living rooms, etc. Make full use of the space and add extra space. extra storage space. No drilling required - Easy installation, no drilling required to protect your walls from scratches or damage. Just use friction and tension, the effect will be very good. Specification: * Extended length: 30-40cm/38-55cm/50-80cm -Material: ABS plastic and metal tube -Max. Load capacity: 21 kg -Available colors: Blue/Pink Note: Due to manual measurement, the size may vary slightly.