Colour: Red, Balck, Blue, Green. MATERIAL: High quality ABS material, strong magnets, beautiful and environmentally friendly, and durable. PROPERTIES: Not only can be used to hang all kinds of objects, keys, stainless steel cutlery, bottle opener, scissors, envelopes or stack coupons, sticky notes, etc., but also can be used as a toy for kids and a fantastic gift for pretty much everyone. FUNCTION: Attaches to metal doors, refrigerators or other metal surfaces. Simply attach it to your fridge or other metal surface and leave your key ring in its trusty care. The magnetic key holder can hold the weight of less than 10 keys. It can be a great idea if you need to leave your spare key for someone around the house, and its a great paper clip holder too. Bring her home: Nice little addition to our office or home. They are perfect for its tiny grip and are an introduction to magnets. Pretty neat .