First there were party drinks, then there were body lights / blinkes, now we bring you our EZ LED Light-Up Flashing Mug, the ultimate light-up party and bar favor! Imagine holding a luminous mug in your hand, where the whole mug, and the beverage inside, spin with many colorful lights! This light-up mug is made of a high quality, safe, clear acrylic, with replaceable batteries. The bottom cap which houses the electronics pops off for safe and easy cleaning of the mug. A great Gift Idea! These super-cool LED Beverage Cups make great gifts for any occasion or party goer, and are great for that hard-to-shop-for party person. The mugs are made of translucent plastic and light up in several different colors when you turn them on. These LED mugs can also be used for root floats perfect for kids birthday parties and all celebrations! Turn the LEDs on by pressing the button located on the bottom of the mug. Bottoms up buy yours today! Capacity-350ml Box Dimensions:-Length: 10 CMBreadth: 7.5 CMHeight: 10 CM ASIN: B00NMK376OAttention When you want to clean the cup, Please take off the bottom to protect the internal electronic device from any damage Best Mug can even use Carbonated Beverages Adds More Color to any Party.