Key Features Technical Specifications Double 'click' audible fastening lid - secure and leak-proof.Carry handle for transport so you can take your shaker with you when doing sport • Easy transport: Carry handle for transport. In your bag or attached to it • Easy maintenance: Its round-based tank and removable grill make it easy to clean • Ease of use: The design of the grill makes it easier to mix protein powder • Easy opening / closing: Double 'click' fastening lid - secure and leak-proof • Compatibility: Stackers compatible with storage compartments • Double 'click' fastening lid - leakproof!: Our cap has a tightening system with double 'click' secure fastening.Press firmly on the cap when you first use it to hear this double 'click'. Since the shaker is designed to last for a long time, the cap will gradually soften. Once locked, you can slip it in your bag and head to the gym, stress-free. • Choice of material: The tanks of our 300 ml, 500 ml and 700 ml shakers, and those of our storage compartments, are made from ECOZEN. This innovative, bisphenol A-free formula offers glass-like transparency and impressive resistance to impacts. • The story behind the design: The shaker is a must-have for fitness, weight training and cross training.Our design team has spent over 2 years developing a range of shakers for you: - complete and tailored to your use (300 ml, 500 ml and 700 ml) - leak-proof - easy clean - easy to use thanks to the clear graduation - but also easy to transport with the carry handle which can be carried on one finger or clipped to your sports bag • Stackers compatible with storage compartments.: To carry your supplements, powders, gels or dried fruit, we offer a complete range of stackers or storage* compartments which can be screwed in in 2 seconds under your shaker.