“Super precise nano glass files with rare wood handles. They are exactly what a guitarist needs”

-Vladimir Gorbach

"The Nano-Glass file shapes the nail with finesse. It’s an invaluable resource to any guitarist’s pocket!"

-Mak Grgić

"I am very impressed with the design and first class materials. A great tool to use for every guitarist" 

-Rafael Aguirre 

"Shaping nails has never been easier as the SoundFile lets you shape your nail with the most precision."

-Bokyung Byun

"The SoundFile is changing the future of nail care. A must have for every guitarist!"

-TY Tengyue Zhang