These will sell Fast!! These best selling will keep your drinks at temp better than almost anything else! 7 hours hot, 11 hours cold, and TWO FULL DAYS for iced drinks! Manufactured from recycled stainless steel, this 40 oz Tumbler 2.0 will QUENCH your thirst - hydrating you more while needing to be refilled less. The lid features a rotating cover with the ability to easily twist between three options. 1. A straw opening designed to resist drips, leaks, and splashes while keeping the reusable straw steady 2. A sipping hole perfect for hot beverages when you can’t utilize a straw 3. A fully covered top. The handle is ergonomic & allows you to comfortably & securely grip for easy carrying Despite having a large 40oz capacity, the narrow base on this tumbler fits just about every cup holder.