BEST PARTY FAVORS OF 2016! 12 Piece Light-Up Flashing Glasses For Children & Adult Parties (4 Colors: Red, Green, Blue, & Pink)- With Push On/Off Button for All Occasions Adorable & Super Fun Flashing/Light-Up Glasses All Individually Packaged in Protective Casing Perfect Addition To All Parties- for Children & Adults Alike. Turn Every Party Into an Unforgettable Event. Your Imagination is Your Only Limitation: Use at Concerts, Parties, Sumber Parties, Christmas & Holiday Parties, 4th of July Get-Togethers, Halloween & Costume Parties, Mother's Day, Father's Day, Birthdays, etc. This Package of 12 Flashing Glasses Comes in 4 Colors: Neon Green & Pink, Red & Blue Making it the Perfect Choice for Boys & Girls, Men & Women Each Pair of Glasses Has an On & Off Switch & A Plastic Insert Which Can be Removed & Reinserted for Hours of Fun & Enjoyment The Frame of the Glasses are Made of Durable Plastic & Batteries are Built in with No Need to Waste Assembly Time (Uses High Quality 3 AG3 Batteries to run (Included) for hours of nonstop fun).