Estelite Bulk Fill Flow - B1 Composite 3.0 gm Syringe, 10 Dispensing Tips & shade card. Estelite Bulk Fill Flow is a faster, easier flowable bulk fill composite (up to 4 mm) that requires no capping layer. Its' greater esthetic are made possible by higher shade-matching ability, higher opacity, excellent cavity adaptation, lower shrinkage stress, and superior strength and durability. 3 gram syringe & tips