Frog : Abalone; Stick: Pernambuco; Wrap: Leather; Weight: About 63+-2 gram/2.15OZ Good for professional players and serious players Size: 4/4 Full Size This is a great value bow using medium stiffness brazilian pernambuco that exhibits a good degree of flexibility. This bow is suitable for the advancing student that requires a reasonably good bow at the best value price. Excellent balance. Powerful tone. Top performance! 100% handmade by one high-skill maker beginning till the end! Well air dried. Made by Pro Violin/Viola/Cello Bow workshop. Very Clean and comfortable bow! Shape: Round; Model: Master Bow; Wrap: Leather; Frog: Ebony Silver; Weight: About 63+-2 gram/2.15 OZ; Hair: "AAA" Level Mongolia Horse Hair This bow is Master 100% handmade by one high-skill maker beginning till the end! Well air dried. Good strength and flexibility balance.