Sip in style with our Lamp Base Patent Tumbler, featuring a permanently laser-etched design that will never fade, peel, or wear off. Crafted for durability and performance, this double-wall insulated tumbler keeps your drinks hot or cold for hours.

Key Features:
✔ Permanently Etched Design – Won’t fade or rub off
✔ Double-Wall Insulation – Keeps drinks hot or cold longer
✔ 20 oz Capacity – Perfect for coffee, tea, or your favorite beverage
✔ Durable & Stylish – Built to last with a sleek, modern look

A must-have for patent enthusiasts, inventors, or anyone who loves unique, high-quality drinkware!