System Open system 98mm Size 98*10mm 98*12mm 98*14mm 98*16mm 98*18mm 98*20mm 98*22mm 98*24mm Color A1,A2,A3,A3.5,A4; B1,B2,B3,B4; C1,C2,C3,C4; D2,D3,D4; Pink;Clear;Bleach Vickers Hardness: 26,60HV Flexural strength:114Mpa E-Module: 2771Mpa Residual monomer