Spider Bottle - SpiderMix Maxi 2 Go Shaker Bottle - Scale: 20oz (Cup: 30oz)
The GSI (German Sport Innovation) is an innovative team of athletes and engineers whose aim is to revolutionize the current Shaker market. We have created a sensational Shaker that stands for and epitomizes the highest standards of function, design and quality. The result is a Shaker with an absolutely breathtaking design that delivers the best mixing results ever.