description:the synthtic resin teeth of our compary is made of methyl-methacrylate and its copilymer.the teeth is of maderate hardness,natureil shape and color. it is strong and not easy to be broken,and is in good connection with denture base.in addition ,it is easy to imorove,dissect and polish. the basic color of the teeth is yellow and reddish and change from lightness to darkness .according to the color number order.colors of product can be divided into two series:a and b.both of the two series have four color number which are a1~a4 color,and b1~b4 color.the product does not include the fluor scence material. model:22 #23# 24# 25# specifications: 28*1*3/box