Devisys produces light weight grippers for shoes. They place their studs right under your heel, for the best possible efficiency. Highly recommended!

4 products
Extension strap
$ 2.18
Devisys Extension strap
$ 17.33
Devisys Ice-Blade
Ice cleats for very icy conditions.
Grip device
$ 28.65
Devisys Grip device
Easy to use studded grip device for work and free time!
$ 17.33
Devisys Blue-Ice
Light weight ice cleats with 10 spikes per sole.