Super Cool Creations Skull & Crossbones Clock Mirror 30cm x 30cm Acrylic Mirrored Shaped Clock Has a hook on the back for hanging Takes 1 x AA Battery (Not supplied) Supplied with instructions (easy to use). Please note the size is the longest width and height, the shape is then cut out of that overall size. Silent Tick, safety mirror, great for all environments (mechanism not water resistant)