Block Out is a multi-purpose, dual-cure cement designed specifically for bonding porcelain restorations. It was developed based on the successful advanced resin technology of Ultra-Bond but includes a masking agent to successfully block out staining on teeth. Intro Kit: 4 x 3 g Syringe (A1, BO, B1, Supreme White), 4 x 1 g Try-In Paste Syringe (A1, BO, B1, Supreme White), 3 ml Etch'N'Seal Syringe, 2 ml Ceri-Prime, 1 g Porcelain Conditioner, 3 g Tenure Dab-Eze, 10 Auto-Mixing Tips, 12 Pink Intra-Oral Syringe Tips, 3 Light-Cure Test Rings, Brush Tip Handle, 25 Brush Tips, Mixing Pad Refill: 6g Syringe, 1g Try-In Syringe, 10 Auto-Mixing Tips, 6 Syringe Tips, 3 Curing Rings