IRELAND: In large class III and Iv cases Omnichroma may experienceshade - matching interference due to lack of surrounding dentition.Omnichroma Blocker is a supplementary material to be used in conjunction with Omnichroma
as a Lingual layer to prevent shade- matching interferenceIn those cases. Omnichroma BLOCKER canalso be used to mask slight staining , or to reconstruct a highly opaque tooth.