98mm System ST Multilayer Zirconia Ceramic Blocks for Dental lab Ideal unit bridge material which has good strength, hardness, light transmittance, Esthetics.Homogeneous, stable quality, less recall for Chipping,Fracture,Debonded in processing. Characteristic ST-M: Supper Translucent Multilayer Block More gradation ,more natural Use for coping,corwn,bridge,implant,framework Indication Anterior,Posterior,Coping Crown,Bridge Abutment