Speed Stacks Custom Combo Set - 12 PRO Series Black 4" Stacking Cups with Cup Keeper, Quick Release Stem, Pro Timer & Gen 3 Mat | Fast Stacking Game for Kids & Adults | Perfect for Competitions, School PE Classes & Family Game Nights + Free Active Energy Necklace ($49 Value)

Product Description

Sport Stacking with Speed Stacks is one of the fastest growing new sports in the country. Stackers up stack and down stack 12 specially designed cups in specific patterns using the patented StackMat to measure and record their best times. Speed Stacks are the only products approved for use in the WSSA sanctioned events and each cup carries the official WSSA seal of approval.