Usn tornado shaker all blue 750ml usn tornado shaker is designed with a detachable compartment to hold a serving of your favourite usn powders our shakers are extremely convenient which features a screw top lid to prevent leaks the mouthpiece is also sealed inside and outside to further prevent those annoying leaks a reliable and handy shaker which holds 500ml of liquid and a serving of your usn supplements totalling an impressive 750ml capacitykeep shaker standing uprightsealed mouthpiece