Promotional Thermoses & Vacuum, 16.9 oz H2go Silo - Powder - Matte Black - Vacuum Insulated & Stainless Steel, 16.9 oz double wall 18/8 stainless steel thermal bottle with copper vacuum insulation, threaded insulated lid, and powder coated finish · patent D917, 969 · gift box included ... #993544 $21.17/each.