Material: plasticPacking: tape packingColor: image colorAttributes: party bar maskCoverage area: lower half faceSuitable age: not limited to age1, voice masks, according to the rhythm of live music, beats per dre, the size of the sound rhythm2, 0.3 MM light film thickness, very flexible, low power consumption, no heat, brightness uniformity, colorful.3, diverse patterns, cool fashion4, safe, easy to carry, small size, easy to carry5, you need to carry 2 AAA batteries (not included), easy to use