Material: Constructed of stainless steel with well-polished surfaces and edges , 7color cups are made of ABS plastic, durable enough to resist daily scratches and tarnishing, can last for a long serving time. One size fits most: these ring hooks come in universal size and fit into most standard sized pegboards, including 1/8 inch,3/16 inch and 1/4 inch hole diameter on pegboards, compatible with metal and non-metal pegboards. Easy to use: 7 colors matching cups and 7 ring hooks, so that you do not need to buy additional accessories, Can be disassembled and combined at any time, convenient to install and remove Wide Application: the bins with rings allow you to store both arts and crafts accessories, or some other small items, hardware, hand tools and more, perfect for organizing your work bench, shop, craft room, basement, or garage. Colour: Multicolor Material: metal + plastic Package Contents: 7 x loop hooks 6.3cm 7 x storage cups 10.2 x 7 x 4.7cm Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.