YFFSUN B00CVDXEH0

Laken's Thermo Flasks have very high performance vacuum insulation that keeps your drinks hot for up to 12 hours or cold up to 24 hours.? They come in 3 sizes, 500, 750 and 1,000ml, with a screw-on cap and wide mouth for easy pouring and comfortable drinking. The textured exterior of these fine thermoses is easy to grip.