Here’s a “Back to the Future” idea that Copper Mountain skiers and snowboarders are sure to welcome this winter on cold or stormy days: The rebirth of the “bubble chair.” Related Articles These guided hikes take you into Colorado’s mountains without the “roughing it” part Copper’s two workhorse lifts out of the main base area are being replaced and one of them, the American Flyer, will have pull-down canopies on each chair with plexiglass windows that offer shelter from wind and snow.