Keep your coffee hot and your iced tea cool for over 10 hours with this 750ml double-walled vacuum flask. Perfect for busy individuals, enjoy your favorite beverage anytime, anywhere! Material: Stainless steel (inside and outside) Lid: Screw type (steel & bamboo) Handle: Sturdy top handle Capacity: 500 ml, 750 ml, 1000 ml Temperature Retention: Up to 10 hours.