Nightlight/ coaster 4 inch round layered mold

Never scrub your molds with anything it will scratch the mold. Molds are heat resistant up to 450 degrees and is suitable for casting low-temperature melt metal alloys. Before storing, the mold should be cleaned with a soap solution and wiped fully dry (no scrubbing or scratching materials). Molds should be stored on a level surface in a cool, dry environment. 

nightlights used can be found here: Creative Hobbies Auto On Sensor Plug in Night Light Module Includes 4 Bulbs and 4 Metal Clips, Great for Making Your Own Decorative Night Lights, Pack of 4 (White Sensor) - Amazon.com