Our Mugs Are Suitable For Both Indoor And Outdoor Events. You Can Drink While Driving, Staying At Home, In The Office, Or On The Patio, Lake Or Beach, At A Party, On A Tourist Trip, Cabin Trip, Camping, Hiking, Picnic, And More. Give A Sentimental Gift To Your Beloved Ones, Family And Friends On Holidays, Birthdays, Christmas, Mother'S Day, Father'S Day, Valentine'S Day Or Any Occasion. Material Description Inner Layer Of 304 Stainless Steel Outer Layer Of 201 Stainless Steel, Cover Ps 【Product Performance】Environmentally Friendly Food-Grade Material, Double-Layer Insulation Structure, Can Keep Water Or Drinks Warm And Cold For Hours. No Odour, Will Not Transfer The Taste, No Sweat. Our Cups Are Durable, Unbreakable And Rust-Proof, So You Don'T Have To Worry About Rust.40oz Large Capacity With Handle, Very Portable, Fits Most Car Cup Holders. 【Scenario】Our Cups Are Suitable For Both Indoor And Outdoor Activities. You Can Drink While Driving, Staying At Home, In The Office, Or On The Patio, Lake Or Beach, At Parties, Travelling Trips, Cabin Trips, Camping, Hiking, Picnics And Other Occasions. A Sentimental Gift For Your Beloved Ones, Family And Friends On Holidays, Birthdays, Christmas, Mother'S Day, Father'S Day, Valentine'S Day Or Any Occasion. Washing Instructions Hand Wash With Water Is Recommended, Please Do Not Use Detergents Containing Alcohol To Avoid Damaging The Pattern. 【Special Instructions】This Size Data Due To Different Measurement Methods, The Error Within 1cm Is Normal.