Strong, impact resistant rubberized-resin that doesn't shrink or distort and grips the tooth tightly. Virtually eliminates fractures and debonding. Grinds and powders during trimming without softening or distorting. Margins are perfect. Light cure option produces a full strength restoration. A high flexural strength without brittleness. Initial Self Cure Setting Time: 2:00 minutes. Final Self Cure Setting Time: 4:45 minutes. Work Time: 0:45 minutes. Light Cure Setting Time: 0:20 minutes.