【Size】13mm diameter soft billiard cue tips and ferrules. | 【Material】 Pool cues sticks are made of plastic and leather, leather tips keep and improve a strike effect. | 【Function】Make a fast repair with the screw-on cue tips. Pool cue tips use to strengthen and protect the end of a billiard handle, prevent it from splitting. | 【Easy to Used】 No need glue or clamp, just screw in the replacement ferrules tightly easy to install. | 【Package】10 pieces Grey screw-on tips, 10 pieces white screw-in ferrules, total 20 pieces accessories for billiards.