Just out of curiosity! DS1 evidently has sensitive skin. He cannot use: Most bandaids IV 3000 Tagaderm The teflon cannula of quicksets and silhouettes He has been fine with: Hypafix tape Metal sites ALL the tapes used with MM sites MM sensors We have an endo appointment TOMORROW. I'm planning on asking about the Dex CGMS but am now concerned about skin allergy. We've been really fortunate not to have a problem with most MM products.