Activa Bioactive Restorative - A1 Single Refill: 5ml/8g Syringes and 20 Mixing Tips (10 with Bendable 20-Gauge Metal Cannula & 10 with Intraoral Tip). Resistant to shock, chips, and crumbling. Creates restorations comparable to natural teeth. Provides continuous fluoride release. Activa BioActive Restorative provides a highly polishable esthetic material that looks like natural teeth. It has the same benefits as a glass ionomer in producing a durable resin matrix that guarantees no chips or crumbling.This radiopaque, dual-cure material chemically bonds to the teeth, eliminating sensitivity. Activa BioActive Restorative releases and recharges fluoride, calcium, and phosphates and contains zero Bisphenol A (BPA), Bis-GMA, and BPA derivatives. Each Single Refill contains 1 (5 ml) syringe and 20 assorted mix tips.