Perfect Size For Your Gym Bag, Car, Bicycle And Backpack To Enjoy Your Long Hikes, Sports, Go To Work, Go To Beach, Office, Picnic, Hiking, Camping, Cycling, Road Trips, Eat Lunch Out, On The Road For Soup, Travelling, Trip, Driving, Mountaineering, Backpacking, Hot Yoga, Fitness. High-Quality Stainless Steel. Will Never Rust Or Leave A Bad Metal Taste In Your Mouth. Scratching Resistance, Eco-Friendly, Non-Toxic, Shockproof, Leak-Proof, Rust Proof, No Sweat, and No Condensation On Your Desk Any More. Enjoy All Kinds Of Cool And Fresh In Summer, Enjoy The Warmth In Cold Winter. Suitable For Cold Water, Iced Coffee, Hot Drinks, Hot Coffee, Hot Chocolate, Etc. Perfect For Office Workers, Students, Sports, Outdoor Enthusiasts, Teacher, Etc. Wide Drip-Free Mouth Opening For Ice Cube Insertion (Mouth: 3.4cm) And Easy To Drink. Lightweight Design, Fashion Style, Easy and Comfortable Hold In Hand And Drink. It Also Can Be A Sweet And Lovely Gift For Your Family, Lover And Friends. Appreciation Gifts for Teacher's day, Amazing Teacher, School holidays, Teacher’s Retirement, End of Term, Thanksgiving Day, Birthday or Christmas for Teachers from student.