The product is a lot of six new Sylvania 20335 13-watt fluorescent bulbs, specifically the DULUX S CF13DS/835 model. These bulbs have a 2-pin connector and a Gx23 bulb shape code. With a luminous flux of 800 lumens and a bulb life of 10,000 hours, these fluorescent tubes are designed for efficient and long-lasting illumination. Perfect for home or office use, these Sylvania bulbs offer reliable lighting technology for a bright and well-lit environment.