Promotional Tumblers & Travel Mugs, 20 oz Wood Tone Stainless Steel Tumbler - Vacuum Insulated & 6Hr Temperature Control, Go anywhere with this 20 oz sleek vacuum tumbler. Double wall construction for insulation of hot or cold liquids with copper lining. Spill resistant slide action lid with rubber gasket. Keeps drinks hot or cold up to 6 hours. Capacity is 18 oz with lid on. Meets FDA requirements, BPA free. Hand Wash Recommended. ... #BTL502 $13.75/each.