Options available for non-defined heel and defined heel footwear Reflective hi-visibility, adjustable elastic strap for added safety 4 (8/pair) tungsten carbide spikes help provide stable grip on icy walking surfaces Natural rubber and saddle design provide comfort and maximum durability in extreme cold conditions Easily rotates to side or top of foot when not in use, removing surface contact, and allowing the operator to avoid damaging sensitive surfaces Ideal when transitioning from indoor-to-outdoor-to-indoor use as well as for drivers, delivery personnel and machine operators where use of a full coverage traction aid may interfere with driving capabilities.