The downhill Thunder sled provides endless hours of fun in the snow for kids and toddlers. Slippery Racer sleds, toboggan, and tubes are ahead of curve in design, quality, and performance. Made with premium grade plastic with the perfect Firm to flex ratio and coated with Slippery Racer exclusive ice vex cold-resistant treatment, Slippery Racer sleds are built to withstand no matter how rugged the conditions. That's why Slippery Racer is the brand of choice for sledding enthusiasts, hobbyists, and snow lovers everywhere.