This thermos with cups is so perfect for your mice! The mice love to enjoy a warm cup of hot chocolate while they're camping, at the beach or winding down from a long day of adventures. Mice with magnetic hands can even hold the cups and the thermos! Metal. Thermos 2 1/4 in. x 3/4 in. Maileg believes in story making! They believe that memories are made through the simple joys of children, bringing their imaginations to life. The best stories are their stories. They believe in inspiring children and everyone in their life to bring themselves and their stories to the world through innocent imaginative play. Play that connects and creates something greater. Something that endures through generations, something that brings us all together.