Reliable material: Glow in the dark finger lights are made of high-quality plastic, durable and reusable. Size of each LED finger light is about 4 x 1.5 x 1.3 cm / 1.6 x 0.6 x 0.5 inches, which can fit most finger sizes, and are suitable for people of different ages. 50 pieces flash finger light: LED rings party favours for boys and girls come in a pack of 50 LED finger flashlights in 7 different colours in red, green, white, orange, pink, yellow and blue. These luminous toys are fun for young children and a great addition to any birthday party. Glow party favours: Glow finger light contains pre-installed batteries and light up brightly for 8-12 hours; on/off switch allows you to save energy to use again and again. Each of our LED finger ring light comes with an elastic band for easy use by children and adults, you just need to turn the switch on or off to enjoy your party. Party favourite: these were a great hit at Christmas, Easter egg decoration, Halloween, glow party, concerts, weddings, birthday parties, Valentine's Day party, festivals prizes, treat events and other celebrations, bring you a lot of fun.