The item is made of plastic ensured durable usage life span. It is easy to use and alternative to junking the shelves and getting a new set, fitting the shelves that you got from target that you had lost the original clips from and posting perfectly for wire shelf with metal rack. Feature - Color: Black. - Material: ABS. - Size: 4.3x2.7x2.7cm - Fits the shelves that you got from target that you had lost the original clips from. - Easy to use and alternative to junking the shelves and getting a new set. - Made of plastic ensured durable usage life span. - Fits 1" / 25.4mm diameter post, perfect for wire shelf with metal rack. Warm Tip: Dear buyer, Due to lighting effect, monitor's brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand Thank you