Mini 304 Stainless Steel Thermos Small Pocket Portable With Filter Water Vacuum Double Layer Male And Female Student Cup

This mini 304 stainless steel thermos cup adopts a double-layer vacuum design, which is small and portable and can be easily put into a pocket or backpack. The built-in practical filter is easy to make tea or carry fruit grains, and the heat and cold retention effect is outstanding. The simple appearance is suitable for male and female students and daily commuting use. It is a drinking water with significant other functions and portability.