Fun Central (I460, 4 Packs Multicolor LED Light Up Slotted Shades, LED Slotted Shades, Glow in The Dark Slotted Shades, Flashing Glasses, Glow in The Dark Glasses, LED Shutter Shades SIZE: These LED Light Up Slotted Shades are great for children, teens and adults; one size fits most. COOL FEATURES: These eye glasses feature 6 multicolor bright LEDs (2 red, 2 green, and 2 blue). 3 different modes are available: fast flashing, slow flashing, and constant. PERFECT FOR PARTIES: The perfect fun party sunglasses are now in store. These LED Light Up Slotted Shades is perfect for different kinds of parties and events such as rave parties, neon parties, birthday parties, Christmas parties, Halloween parties, Mardi Gras parties, concerts, weddings and many more! It can serve as your rewards, prizes, goodie bags, party favors, and giveaways. INCLUDES: This package includes 4 packs of LED Slotted Shades with one (1) piece per pack. 3 x AG13 batteries are included and installed. MANUFACTURING: These LED Light Up Slotted Shades are made from high quality plastic that is safe, non-toxic and CPSIA Compliant. Each fun party sunglasses is strong, durable and no chemical odor.