THE DOUBLE WALL VACCUUM FLASK WITH 8 HOURS TEMPERATURE CONTROL STYSTEM BLACK POWERCOATED OUTER SURFACE MATTY TO TOUCH GIVE A PREMIUM FEEL WHEN TOUCHED INDIAN NAVY IS BEAUTIFULLY ENGRAVED AND LOOK ELEGANT CARRY YOUR PRIDE WHERE EVER YOU GO VIRGIN STAINLESS STEEL IMPORTED BOTTLE DOUBLE STRONG AND DOUBLE FOOD SAFE STANDARDARDS MAINTAINED NO ODOUR BEST TRAVEL COMPANION TO KEEP HOT AND COLD BEVERAGES