The ultimate travel companion. Slides neatly in your carry-on luggage, backpack & standard vehicle cup holders. The sturdy double wall, vacuum insulated stainless steel construction insures that your drink remains cold for up to 24 hours & hot for up to l2 hours. Dishwasher proof & available in a matte finish this sturdy 18/8 stainless steel bottle is made to last a lifetime. Deep etch & laser etch not available for silver. Etch area is: (1.25"w x 3"h).