St. George Technology's Excel Formula™ Soft Reline Material is a permanent soft-liner suitable for use on all PMMA appliances. It comes in a self-mixing cartridge that makes for easy application and can be used chairside or in the laboratory. The Kit comes with all components for bonding and sealing and can yield up to eight full relines. The material requires no heat and can be cured at room temperature for 30 minutes under light pressure.