We carry two sizes of 6" lightsticks: Superior Quality Jumbo 6" Lightstick (15 mm diameter) and Premium Quality Standard 6" Lightstick (10 mm diameter)   Comparisons: Item Diameter (mm) Glow Hour Useful/Visible What use for Compare to Superior Quality  Jumbo 6" Lightstick 15 mm Up to 12 hour/48 hours Safety, emergency, camping, parties and novelty uses  Industrial safety grade Premium Quality Standard 6" Lightstick 10 mm Up to 8 hour/24 hours Parties and many novelty uses Most other web sellers IMPORTANT NOTICE ABOUT COLORS: Pink, Orange, and Red colors are archived by using tinted casings. Due to this nature, the brightness and duration of glow is lower and shorter than other colors using clear casings, such as Green, Yellow, Blue and White colors. Our Red color is like "American Beauty Red Rose" color. 50 pcs Premium Quality 6" Lightstick 50 pcs Standard Size 6" Lightstick-10 mm Only $0.39/pc, with strings $ 19.50 Superior Quality 50 pcs 6" Bulk Lightstick Jumbo size-15 mm Only $0.59 each 50 pcs for $29.50 $ 29.50 Superior Quality 250 pcs 6" Bulk Lightstick Jumbo size-15 mm $0.45/pc, $112.5/case (250 pcs) $ 112.50 500 pcs Premium Quality 6" Lightstick 500 pcs Standard size-10 mm Only $0.30/pc $ 150.00 Superior Quality 500 pcs 6" Bulk Lightstick Jumbo size-15 mm $0.42/pc, $210/case (500 pcs) $0.40/pc, buy 6+cases $ 210.00 Premium Quality Standard Size 6" Lightstick Standard size-10 mm diameter $0.25/pcs, $250 pcs/case(1,000 pcs) $0.24/pc, (buy 2+cases) $0.22/pcs, (buy 5+cases) $ 250.00 SUPERIOR QUALITY 6" FOIL WRAPPED LIGHT STICK Jumbo size-15 mm $0.45/pc, $216/case (480 pcs) Individual Foil Packed with Strings Purchase by the Case Only. $ 216.00