Snug Headband:with snug pad cushion headband comforbly fits all head size Excellent Sound:Stereo bass headband,40mm drivers deliver rich and clean audio,it is compatible with all smartphones and tablets with 3.5mm jack devices. Foldable & Compact:the foldable design can make a lot of space for travel and easily to carry wherever you go Soft Cushion Protein Earmuff:it is very soft and comfortable to wear,what's more, it can block out ambient noise. Ajustable and Lightweight: Ensure perfect fit and lightweight design for long lasting comfort,perfect for music, movies.games and educationg time.