National Presto: Powerpop Power Cup 09964 -2Pk Powerpop Power Cup 2 Pack - QTY 8 pieces in each package 16 cups in total Patented target design concentrates microwaves to pop virtually every kernel Combines with PowerBase to focus microwave energy so effectively that virtually every popcorn kernel pops For use with the Presto PowerPop microwave multi-popper Designed for maximum popping performance