Swix Gummy Rubber Edge Tuning Soft/Hard Stones

HOW TO USE – Simply rub the Gummi Stone along the entire length of your ski or board’s edge for a smooth finish
SWIX GUMMY STONES – remove rust and burrs from your ski edges – Dimensions – 2.3 in x 0.79 in x 0.79 in (59 x 20 x 20 mm)
GREY STONE – is soft and works well for detuning tips and tails
RED STONE – is for polishing and light to medium edge clean up; can be used after filing to remove micro burrs
BLUE STONE – is extra hard for heavily burred edges