Statistically, we sit for up to 9 hours per day. The STRYVE Ball is the perfect functional design furniture to improve posture and build a stronger back while at the office or relaxing at home. STRYVE has combined functionality perfect style with our highly durable covers in brown faux leather, granite, powder blue and fluffy fur. Sit down, get active. We have added a multitude of new and exciting functions to an already proven product. Soft textile grab and go handles for easy one handed carrying and revolutionary internal balance ball technology, insuring the ball always stays upright, clean and exactly where it has been placed.