Light Reflection and Penetration - Contrary to standard gray steel shelving, chrome plated wire demonstrates light-weight, which might brighten a storage place. Since the shelves are made of wire rather than good, light passes with the shelves to make it simpler to detect saved items. Professional Viewpoint: In my experience, https://www.huachiewtcm.com/forum/topic/6071/rock-johnson-foundation-number&p=2