Tubbs Wilderness 21 Womens Snowshoes. Fit-Step biomechanical frame reduces stress on joints and knees. Rotating Toe Cord is a very efficient pivot system, with a proven 7% reduction in energy output. Three planes of rotation optimize stability, control and traction. 180 binding features step in convenience and padded comfort. Patented Control Wings custom fit women's boots to size 11. Asymmetric (L/R) design, easy entry/exit. Talon system's compact stainless steel teeth penetrate on all types of terrain and snow conditions, plus optimizes grip on descent and sidehill traverse. Size: 8" x 21". Weight: 3.6 lb. User Weight: 80 to 150 lb.