Quantum Energy (QELBY) is a scientifically patented technology infusing active particles into material that has tremendous benefits that may temporarily:
Harness the QELBY energy on your feet all day long for faster healing and support. Trim away excess material with scissors and place inside the shoe(s).
Size: Standard Adult, one-size-fits-most. Use the guide printed on the insole and select the size that fits your shoe(s).