V-Posil Heavy Soft Fast - Cartridges, 2 x 50ml. Precision Impression Material. Time optimized VPS tray material. High viscosity to place in tray, but soft enough for easy removal. Indicated for 1-step impression technique (simultaneous technique) using dual viscosities, 2-step impression technique using dual viscosities and functional impressions. Up to 2-minutes of adjustable working time. Exceptional tear strength and elastic recovery. Good hydrophilicity, even after setting. 2 - 50 ml cartridges