This ThermoFlask 2-pack includes a 16oz tumbler and 12oz coffee mug, both featuring double-wall vacuum insulation with Temp-Lock technology. The mugs are constructed from 18/8 food-grade stainless steel with BPA-free plastic lids.

The insulation system keeps beverages hot for up to 4 hours and cold for up to 12 hours. Each mug features a sliding splash-proof lid to prevent spills and an ergonomic handle for easy carrying. The non-slip silicone base protects surfaces and prevents sliding.

Both mugs are cupholder-friendly with a slim profile design. The stainless steel construction is durable and dishwasher safe. ThermoFlask products include a limited lifetime warranty for guaranteed quality and durability.