STAINLESS STEEL OUTER AND INNER WITH COPPER LINING. COLORS FEATURE POWDER COATED FINISH . CLOSED LID INCLUDED. SWEAT-RESISTANT DESIGN. KEEPS DRINKS HOT OR COLD FOR HOURS. FITS MOST CUP HOLDERS. MEETS FDA REQUIREMENTS. BPA FREE. HAND WASH RECOMMENDED. COMPLIES WITH PROP 65. 7 3/4" H