Keep Heat and Cold:Our double-layer vacuum insulated travel mug is made of excellent heat insulation material,Which can keep hot and cold liquids (Water,Coffee,Tea) at low temperature for 6 hours and keep warm for 6 hours.It is also made of BPA-free materials and can be safely. Rugged And Durable:This stylish and sturdy coffee bottle is made of high-quality food-grade 18/8 stainless steel and will not break.Scratch-resistant and easy to clean,It is made of BPA-free materials and can be eaten safely.The travel mug is equipped with a sponge brush for daily cleaning.It can easily clean the entire inner surface of the bottle and can easily reach anywhere,Including hard-to-reach corners and bottoms,This is the best gift for family or friends. Multi-function Lid:The high-quality coffee cup lid can double as an insulated service cup,The twisting and dumping function allows you to pour it without moving the stopper and put it in the bag without worrying about overflow or leakage,Thus bringing you the best Good experience. Take It With: Our stainless steel water bottle is very suitable for daily use and can be taken with you,Such as hiking,Biking,Beach,Camping,Travel,School or company,Put the portable hot drink cup in the side pocket of your backpack or as a daily companion to help you stay healthy and hydrated