|The SnowShorts($35) have a ridged plastic butt-plate, and while wearing them you can slide down any snowy slope and never have to drag a sled uphill again. If you can play with your kids? There is an adult sized pair, fits up to 42" hip. You can also check out from Amazon.
"Pull these shorts over a snowsuit and schuss downhill, lickety-split! Much more fun than pulling a sled¡ªsit down, and you're off! You steer by shifting your weight. Foam-padded PVC seat is fused to the pull-on snowsuit shorts; six ¡°runners¡± steer like a sled. Flexible to -20º F."