There are 24 different sizes of the crown.Upper Left(2-7),Upper Right(2-7),Lower Left(2-7),Lower Right(2-7)Role : It makes room for permanent tooth by protecting damaged tooth until permanent tooth comes out. 1.Solid occlusal surface，perforation rate is low because of the abrasion resistance is high.2.Gingival margin is soft ，scissoringgand contouring of the interproximal contact and gingival margin is easy scissoring and contouring are easy. Package Including:48Pcs/Box Note:
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