The world's first self-charging board shorts. Seriously. You don't need to plug these in at night - or ever. The Men's Grease Lightning Board Shorts are a battery-free pair of shorts that won't even shock you when you get in the water. Amazing, right? Despite all that, they still feature a wealth of lightning bolts and neon colors to help you light up the party. So rock the Men's Grease Lightning Board Shorts and shock the world this summer.