CK Dental Industries a division of Grand Biologics carries a full line of grafting material and now offering to all new Dr's a buy 1 get 1 free introductory offer. Buy one biologic at regular price and receive a second of equal or lesser value. Go to www.grandbiologics.com to see a complete catalog of all biologics or call 1-800-675-2537 to speak to a sales represenative.