Stainless Steel Tumblers With Straw : Made Of Premium 18/8 Food Grade Metal, Durable, Adopt Double Walled Vacuum Insulation Keeps Your Beverages Hot Or Cold For Hours.Size: 30 oz or 40 oz. Double wall vacuum insulated mug keeps drinks cold for up to 10 hours and hot for up to 8 hours. Non-sweat design ensures no condensation forming on the surface, keep your hand dry and provides a non slip grip. Cupholder Friendly: Boccsty Insulated Cups Has a Narrow Bottom And A Wide Mouth Fits Most Cup Holder In Car, Handle And Reusable Straw To Use More Portable.It’s a perfect choice for your daily commute or road trips Suitable for gifts. This coffee mug is the best gift for teacher, doctor, driver who need to drink amount water or not convenient to refill. It is also a great choice for father's day, Christmas, Thanksgiving Day, Easter and so on. Dishwasher Safe Insulated Coffee Tumbler: Spend Less Time To Cleaning Your Tumbler And Lids, Just Pop Them Into The Dishwasher.Kids travel mug is perfect for commuting, road trips, vacations, daycare, home, school, youth sports, picnics, field trips, birthday gifts and more.

Tips:

1. When you received tumbler, the handle wasn't installed.

Free screwdriver and accessories can be self-installation.

2. Use a straw to drink water, please be less than 60 ° C in water. 

Do not align the human body when switching, avoid burns.

3. It is strictly forbidden to place the products in bright fire, 

microwave oven, induction cooker, dishwasher.

4.Do not add dried ice and carbonated beverages, do not add soy sauce, 

soup, liquid containing alkaline and acidic ingredients to avoid corrosion of the cup body.

5. When cleaning, use neutral detergent to clean water. Do not use alkaline bleach, 

chemical cloth and other cleaning agents.