Venom Shaker Bottle is designed specifically for you to rehydrate and refuel like your favorite hero or villain. Every 800mL Performa PerfectShaker is built to deliver against any demands it will endure. Innovation is a cornerstone of the Performa organization and performance is their passion. Performa is relentless in ensuring that every product that is sold exceeds the demands that it will endure. In fact, Performa has an entire department “Performa Labs” dedicated to ensuring each and every product that is released is of the highest calibre.