GLOW IN THE DARK:Flash Light up Cups suitable for parties, bars, wedding parties with camping outdooractivity. SENSITIVE TOUCH - Once you pour water, wine or juice into the LED cup, it will light up and will not stop until you drunk or drained the water. ENJOY DRINKING MOEMNT - Flickering in the darkness with dreamlike feeling,make you enjoy different drinking moment with this light up cup HIGH QUALITY - Made of high quality and Food Grade Plastic Material, Safety and Durable LARGE CAPACITY:170ML Brightness LED Colorful Light Cup , high cost food-grade hard plastic, Champagne glass, can be uesd as a surprise gift for party lovers