Softer consistency makes this putty suitable for patients with periodontal problems, partially edentulous jaws, needing simultaneous impressions. Firmness of a putty, pliancy of a viscous material. Resistant to pressure - pushes light-bodied material into the sulcus. Shore A hardness of 63 Soft Tubs: 450 ml base, 450 ml catalyst and 2 mix scoops.