From Pro-Lite this 1.5W purple golfball is a great energy-saving alternative to a traditional incandescent golfball with identical dimensions. Made from polycarbonate this LED has the added bonus of being shatterproof and more durable than a traditional glass bulb. The purple finish makes this product great for any decorative applications including garden and festival lighting. This product has a standard Edison Screw cap (ES). Note if using outdoors this product must be paired with an appropriately IP rated fitting.