Customized Tumblers & Travel Mugs, Embark Tall Mug With Spill-Proof Clear Sip-Lid 20 oz - Vacuum Insulated & 24Hr Cold, This vacuum insulated mug will keep liquids cold or hot longer on the go than non-insulated mugs. The convenient clear lid has rubber drip-free seal. The ergonomic handle is sturdy and allows for a comfortable hold. Double wall, vacuum insulated 18/8 stainless steel water bottle with copper lining. Copper-lining keeps drinks cold for up to 24 hours and keeps drinks hot for up to 12 hours. Comes with a convenient clear lid with a spill-proof seal. ... #S831 $10.83/each.