Glasser X-Series Carbon Graphite Violin Bows feature round graphite sticks mounted with a half-lined Paulus ebony frog with faux pearl slide and eye. These above average carbon graphite bows are nickel silver wound with a nice leatherette grip. The American-made Glasser X-Series bow is great for anyone seeking the performance of graphite at a very attractive price. This bow offers strength and resilience while enhancing the tonal quality of your acoustic violin. They're also great for electric violins!