Joyce, As Cheryl has suggested, Tina Rockwell and ADS, Advanced Diabetic Solutions, from Georgia are great to work with!!! Their Web Site is: http://www.advanceddiabeticsolutions.net/ Vinny Vincent Chaney Jr NFB Diabetes Action Network (DAN) Board NFBNJ Diabetes Division President NJAGDU Division President NFBNJ.ORG Webmaster