If you're young and still flexible enough to find the idea of (a) being outside in the cold and (b) hurtling down a hill really fast sitting on a piece of plastic enjoyable, here's the answer to your extreme sports prayers - a sled that works just as well on grass as on snow. The Ice Meister SLICER is a grass-based sled that'll keep your bottom aching and your knuckles freshly grazed all year round, thanks to its removable sliders that users take out, freeze, then reattach...