* Premium Materia: 20 oz tumbler is made of food-grade stainless steel, wear-resistant and durable, not easy to break, will not rust; The plastic tumbler lid is made of AS and not contain BPA, transparent and lightweight, high temperature resistant and not easily broken; Safe tumblers bring you a healthy drinking need * Double Wall Vacuum Insulated Tumbler: Our stainless steel tumbler uses double-layer vacuum insulation technology to ensure the drinks in the cup keep cold or warm for a long time that extends your drinking time; It can keep water warm for 6 hours and cold for 12 hours, suitable for water, coffee, milk, cocoa, juice or more * Colored Powder Coated Tumbler: Because of the powder coating, our insulated travel tumblers are perfect for laser engraving, vinyl decals or color painting; You can create your own personalized tumbler with your own art form Perfect Size and Versatile: The capacity of the tumbler is 20 oz and it has a smooth shape that can easily fit in most car cup holders, so you can stay sipping from your essential hydration enough, even on your busiest days * A Good Choice for Life: Our insulated coffee tumbler with fashion color and smooth shape, it not only can serve as a cup for your daily use, work and travel drinking, but also as a present for Christmas, Mother's Day, Father's Day, Thanksgiving, Family, Friends, Teachers and Colleagues Cheap coffee mugs, Fast shipping for immediate enjoyment, Retirement Gift: Best tumbler, Secure Packaging for Safe Delivery, Perfect for college students studying in the library Heated mug, Affordable pricing for premium quality, Bringing your own drinks to movie nights