GE Lighting 25-watt Stained Glass bulbs are hand painted, so each one's completely unique. Use them to replace regular medium base bulbs to create a festive mood. Create a fun and electric environment with this Stained Glass Incandescent A19 Light Bulb. It has a medium base, making it compatible with many types of lamps and light fixtures. Use it to replace a regular bulb so that you can get ready to host a party, dance event, put on a holiday display and much more.