HERE IS A TWO PIECE SET OF VIOLIN BOW TIPS. 1 PIECE OF WHITE BONE MADE, AND ONE PIECE OF BLACK ABS. TWO MATERIALS LOOK GOOD TOGETHER. PERFECT FOR BOW MAKER OR IF YOU ARE REHAIRING AN OLD BOW. BUY AS MANY SETS AS YOU LIKE. ORDER BY 3.30 PM, MON-FRI AND WE WILL AIM TO DESPATCH YOUR GOODS THE SAME DAY VIA FIRST CLASS ROYAL MAIL, THIS MEANS YOU MAY RECEIVE YOUR ORDER AS EARLY AS THE FOLLOWING MORNING. ALL ORDERS OF 5 ITEMS OR MORE QUALIFY FOR FREE DELIVERY. CHECK OUT MY MY BOW SCREWS AND HORSE HAIR.