How do I purchase a Poptivism PopGrip? Joseph Garcia June 17, 2019 22:13 Updated Follow To purchase a PopGrip &/or PopTop that will support your favorite charity, click here. Related articles How can I add my favorite charity to the Poptivism collection? How did you determine which causes to support? Can I submit my own design? Can I sell Poptivism PopGrips through my online or third-party store? What is a Poptivist? Comments 0 comments Article is closed for comments.