Description: Features: 100% brand new and high quality Made of high-quality plastic material for durable and long-lasting use, these flashing glasses are novel, very fun and creative. Comes with 3 button batteries. Just press the button and you can switch to fast flashing mode on your LED light-up glasses. (3 modes) Safe, non-toxic and premium quality, do not block vision, no effect on eyesight. One size fits both children and adults. The frame is very light, will not make children feel uncomfortable. Make your children or yourself cuter and full of festive atmosphere. Can be used at Christmas party, masquerade, theme party, New Year's party, holiday events, family events and more Specification: Optional style: 1,2,3,4 Width: approx. 5-7cm (1.97x2.76in) Length: approx. 14-18cm (5.51-7.09in) Material: PS Plastic+Electronic components Power supply: 3 x AG10 button cell batteries (included) Color: Random color (If you buy more than one, you may receive the same color or multiple colors.) Quantity: 1 pc Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-3mm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 x Glasses Frame (other accessories demo in the picture is not included.)