Impregum Penta Soft Quick Step Heavy Body Refill Kit, 31769Impregum Penta Soft Quick Step Refill, Heavy Body, Fast Set Polyether, 2 300 mL Base Paste and 2 60 mL Catalyst. #31769 Excellent flow properties captures fine details for precise impressions. Intrinsic hydrophilicity provides accuracy even in moist conditions, right from the start of the mix. Snap set behavior of soft polyether is ultra forgiving and results in precise fitting restorations without distortion. Helps get an accurate impression on the