Riders may sit upright on the sled or lie on their stomachs, allowing the possibility to descend a snowy slope feet-first or head-first.
Shifting the cross-piece one way or the other causes the flexible rails to bend, turning the sled.
[1] Samuel Leeds Allen patented the Flexible Flyer in 1889[2] in Cinnaminson, New Jersey using local children and adults to test prototypes.
In 1968, Leisure Group of Los Angeles, California bought the S. L. Allen Company.
Leisure Group continued to produce Flexible Flyers in Medina, Ohio.