This is a special deal on a set of FOUR (4) popular high-quality marine grade LED replacement bulbs. Color is white and they fit standard #58 screw sockets. Make sure you check to see if this is the right size for your application. They're definitely a nice upgrade over standard bulbs. It's always a good idea to keep an extra handy in your boat, RV, camper or auto emergency kit. We took some good detailed pictures of the actual item ourselves so you can see exactly what you're getting. Overall length is approximately 3/4" inches. Shipping is FREE everywhere in the United States. For international shipping not listed contact us for a shipping quote before placing your order. Thanks again for looking and as always your business is appreciated! Please note: Check out our "Boating Accessories" category to find more super low prices right now on dock lines, hardware, and other boating gear. We got a great deal on a variety of items for boaters from a top name manufacturer and are passing the savings along. Save big $$$ compared to your local marina. Quantities are limited and most items are sold out when gone.