Cool Glow Cups are the ideal, inexpensive solution to your glow in the dark party cup needs. Whether your planning a house party or a prom..., Your party isn't complete without our Cool Glow Cups! Pack includes 50 Patented Cool Glow Tall Cup Collars, 50 16 oz. plastic disposable cups, and 200 Super Bright Shorty glow sticks: place the tall collar on the cups, then wind 1 to 3 activated glow sticks into the bottom of the collar Note: do NOT use included connectors, these are included if you want to use extra Super Bright Shorties as glow bracelets.