Premier - Perfecta Block-Out Resin 2-3cc Syring 2/Bx

• Covers undercuts on dies
• Produces whitening-gel reservoirs in bleaching trays
• Offers 20-second light-curing
• Available in two packs of 3 cc syringe

Perfecta Block-Out is a special resin used to conceal undercuts on dies and forms whitening-gel reservoirs in bleaching trays. This light-cure resin has a quick set of 20 seconds.