These are the sick new 24" rims from DK. The Evolution is a double wall made out of 6061 Aluminum and weighs only 18.55oz. It offers a width of 30mm and a height of 18.75mm. They offer angled spoke holes and have a welded seam for strength. The Evolution is only available in a 36h. But come in a ton of colors. Retail stateside is $49.95 per rim. If you want to get a pair hit up your local bike shop or DK online right HERE