Rubber skid, full-size, works with all instruments. The Nektar NP-2 universal footswitch pedal is ideal for studio or stage. A rugged rubber grip keeps it in place during performances and polarity switching ensures it will work with any keyboard or electronic product requiring a footswitch. FEATURES Universal piano style keyboard sustain footswitch pedal Solid metal pedal and base with rubberized cover Rubber foot plate for solid floor grip Polarity switch - works with all keyboards 6ft cable with 1/4" TS jack plug