Christmas Mouse With Tree Lights Decoration By Red Berry Apple Chris Mouse Christmas Decoration New Designs for Christmas! Christmas Mouse With Tree Lights Decoration By Red Berry Apple. Meet Chris, the little mouse who will bring even more cheer to your holiday season! This adorable grey felt mouse is ready to spread Christmas spirit with his Santa hat, a giant candy cane, and a gingerbread man. This cute little mouse is crafted with love using traditional needle sewing techniques passed down through generations, using sustainable and biodegradable materials that are naturally plastic free.