Someone is the mac to your cheese? Best friends, buddies, siblings or partners in crime. This is a fun way to show a person how important the are to you. All material is stainless steel,Stainless steel is a great choice for jewelry as it is hypoallergenic, does not rust or tarnish and is very durable so you can treasure your keychain for a lifetime ! Personalized His and Hers Jewelry – Perfect gift for your boyfriend/girlfriend or husband/wife for an anniversary gift. The Mac The Cheese Keychains Set – A unique gifts for your loved,family member,daughter,mother,any of the person you love…it is suitable for different ages. We will pack your products in a exquisite velvet bags.If you have any questions, please contact us in time, we will handle it properly until you are satisfied.