Speed Stacks Starter Packs (Multiple Colors)

A fun and challenging way to improve hand-eye coordination. Proven to increase reaction time by up to 30%. Stack and unstack 12 specially designed cups in specific patterns using the patented StackMat™ to measure and record their best times. Try to improve time with each attempt or race against others as individuals or in teams. Beneficial for ambidexterity, quickness and concentration. 3 3/4" tall. Speed Stacks carry the official WSSA seal of approval. Sets include: 12 cups, Stacking Stem and link to an exciting training video using "Learn Fob". Includes:• 12 Speed Stacks® cups• Quick Release Stem• G4 Mat• G4 Timer• Gear Bag• Online Instructional Video