Made with plastic material,eco-friendly and non-toxic, comply with international standard. 9 animation+1 looping animation, support for DIY. Supports 7 languages including: English, Chinese, German, Spanish, Portuguese, Japanese, Korean, etc. APP controls the glasses pattern, you can change the text and pattern in DIY mode. These LED glasses are suitable for Parties, Dances, Concerts, Nightclub, Carnivals, Festival decoration and other occasions.