Challenge your hand eye co-ordination with this set of 12 hard plastic cups specially designed for competitive speed stacking. The set includes detailed instructions on how to put up and take down stacks of cups at high speed. This set has been inspired by the recent viral craze of speed stacking plastic cup pyramids, which has led to thousands of online videos depicting cup stacking speed attempts. Features and Benefits Speed Stacking Cups - This set of 12 plastic cups is specially designed for competitive speed stacking. Play With Friends - Why not play with friends and see who can stack the cups the fastest! Specifications Colour: Blue Set of 12 speed stacking cups Suitable for children 5 years and over