890ml Thermal Coffee Mug

Capacity: Typically 890ml to 900ml (approximately 30oz). Material: Durable double-layer 18/8 stainless steel. Lid Design: Features a "3-way" lid option, which usually includes drinking directly, using a straw, or a full cover for spill resistance. Performance: Can maintain cold temperatures for up to 24 hours and hot for up to 12 hours.