Please note: these glasses only work with 2011/2012 Samsung and 2012 Panasonic 3D HDTVs. Be sure you choose the right glasses before purchase * These glasses cover the sides of your vision making the experience better, Superior quality in viewing * Light weight, less than 60g. Very comfortable for wearing * Rechargeable, one-button operation, LED light indication for charging * Come with original 1-year warranty backed by SainStore