The Jim Dunlop 88N Trigger Classical acoustic capo has positive, accurate clamping for flat fingerboards. Made to provide scratch-free performance for your guitar, the low-profile 88N Trigger Classical is designed to stay clear of your fingers. When you need quick key changes without re-tuning, a quality capo is a must, and Dunlop capos are made to do the job right. This unit is made of quality aircraft aluminum for reliability and light weight. If you want a great-performing capo that"s made to last, go with the Dunlop 88N Trigger Classical!