Material: The insulated thin tumbler with lid and straw is made of 304 food grade stainless steel,which is very durable,not easy to crack and rust,and easy to clean.
Capacity and features: The capacity is 20 ounces,easy to hold,leak-proof,splash-proof,light weight and easy to carry.
Function: can meet your needs for hot or cold drinks;wine,beer,coffee,water,champagne,cocktails,juice,milk.
Process: Double wall, vacuum insulation technology,can keep hot and cold for 6-9 hours,so you can enjoy your favorite drink all year round with this insulated ultra-thin water cup.
Wide range of uses: classic models and travel mugs are very suitable for your daily commute,vacation,family,office,school,party,picnic,beach,swimming pool, camping and hiking,etc.