eXact VPS Impression Material from MARK3 is specifically formulated for superior hydrophilicity and improved flow allowing you to capture better surface detail. It's high tear strength allows it to withstand the forces applied during removal without breaking or causing defects. eXact VPS has exceptional dimensional stability for improved accuracy. Contains: (4) 50ml Cartridges Fast Set Working Time - 1 min Fast Set Setting Time - 2 min