- Practical Function: Easily move heavy boxes by attaching these stainless steel universal wheels to the bottom. The silent wheels provide stability and will not scratch surfaces, ensuring a smooth movement without shaking. For optimal adhesion, allow 24 hours after installation before use. - 360-Degree Rotation: The mini paste pulley allows for effortless movement in any direction. It operates silently, making it ideal for a variety of storage needs including makeup, kitchen items, tabletop essentials, and flower shelves. If the wheels are stiff upon arrival, simply roll them by hand to ensure smooth operation. Please note that they may leave marks on surfaces and are designed to support loads up to 5 kilograms. It is not recommended for use on wooden floors or quartz to prevent scratches. - Quality Material: Crafted from strong ABS material and featuring durable steel balls, these storage box casters are built to last. They withstand wear and tear, allowing for the easy movement of heavy items without strain. Be aware that sliding on wooden surfaces may leave tracks. - Easy Installation: To install, peel off the backing and firmly press the wheels onto a smooth surface. For best results, wait 24 hours before using. These smooth pulleys make it simple to handle heavy objects with ease and convenience. Use Scenarios: 1. Transform your kitchen by attaching these wheels to storage boxes, making it easy to access ingredients and utensils. 2. Create a mobile makeup station in your bedroom, allowing for quick and quiet movement without damaging surfaces. 3. Organize your living room or flower shelf with ease, ensuring that decorative items can be repositioned effortlessly without leaving marks.