Features: 1. Material: 360 universal wheels are made of 304 stainless steel. The wheel frame is robust and durable. The wheel is wear-resistant and smooth. It works more stable and safe under load. 2. 3 60 swivel: These 360 swivel wheels can be attached to the bottom of the storage box, allowing you to enjoy 360 degrees of movement so that you can manoeuvre the space for your tights, providing greater flexibility in your work space. 3. Easy to use: you simply attach the seamless adhesive to the pulleys and leave them on the bottom of the box for 24 hours before use. The smooth pulleys make heavy loads less of a hassle. 4. Infinitely durable: these replacement wheels allow you to roll smoothly without making a harsh noise and ensure they dont scratch or leave marks on any surface. 5. Range of application: The wheels can be used for a wide variety of applications such as storage bins, bins, general box, planks, etc. They are suitable for all kinds of storage bins. Notice: 1.Actual color may be slightly different from the image due to different monitor and light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Material: stainless steel + ABS Size: As picture show includes: 4x Universal Pulley