Flite by Nite Glow Stick Refills, Assorted Colors Standard 3" glow sticks 7.5mm x 7.5mm. Replacement glowsticks for Lumi-Niter Discs Non-Toxic, Latex-free, Phthalate-free, Waterproof Glows for 6-8 hours Each box contains 40 Glow sticks (10 foil sealed packages of 4). Mix and Match colors: Red, Yellow, Blue, Green, Pink Create cool, colorful glowing patterns in the night sky