Size8Suction cup materialSilicone SIMaterial hardness [Shore A]55 Shore AMaterial characteristicsFDA-compatibleNipple materialAluminumConnectionM3-MNumber of folds1.5Vacuum connectionM3-MKE-FSGA 8 SI-55 M3-AGDesign Data Attribute Value d2 3.50 mm Dmax(S) 9.70 mm dn 1 mm Ds 8 mm G1 M3-M H 13.80 mm LG1 3 mm SW1 5 mm Z (Stroke) 3.60 mm