Features: 1. 360-degree Free Rotation: Ball-type swivel caster allows smooth movement at any angle and operates quietly. Suitable for makeup organizers, kitchen countertops, bedroom, bathroom, living room, and flower shelf storage. 2. Good Load-bearing Capacity: The roller stand is made of high-quality plastic material, durable and wear-resistant with a long service life. It can easily move heavy items without deformation. 3. Effective and Labor-saving: Simply attach the universal wheels to the bottom of boxes to make heavy containers easy to move. Ideal for cleaning and repositioning, compatible with various types and sizes of storage and packing boxes. 4. Easy to Use: Attach the adhesive pad to the caster, then fix the caster to the bottom of the box. Allow 24 hours for full adhesion before use. Smooth-rolling casters make moving heavy objects effortless. 5. Ideal Gift: Compact furniture caster set makes a practical gift for family and friends. Suitable for home, office, kitchen, living room, bedroom, and other indoor applications. Effortlessly move furniture or storage boxes without scratching floors. Notice: 1. Actual color may vary slightly from the image due to different monitor settings and lighting conditions. 2. Please allow 1–3 cm variation due to manual measurement. Material: Steel + Plastic Size: As shown in picture Quantity: 4 pcs Includes: 1 Set Furniture Casters