Jenn's Prism of PowerCo designed with world class grip athlete from the UK, Jenn Tibbenham, the Prism of Power is a triangular prism that will challenge your vertical grip like nothing else! Jenn grew up alongside her brother and was exposed to lots of Nintendo and action movies. These moments have inspired her to be strong and be powerful in life, regardless of any hardships that get thrown her way! Vertical bars are some of Jenns favorite grip events. On theme with many