Ideal for protein drinks. The shakers can take up to 700 ccm or 25 ounces and are clearly labelled for accurate measures. An enclosed screen avoids lumps and one can enjoy the drink right from the bottle. The most advanced screw top, 3 piece protein mixer shaker.Turbo mesh breaks up all the lumps making a smooth drink. Massive 700ml/25ounce capacity. Labelled graduations for accurately measuring both powder and liquid