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