What is the best travel mug that retains taste of coffee and does not have a plastic lid?

There are multiple highly-rated travel mugs that retain the taste of coffee without having plastic lids. Here are a few options to consider:

1. Zojirushi Stainless Steel Mug: Zojirushi mugs are known for their exceptional insulation and ability to keep beverages hot or cold for extended periods. They feature a stainless steel construction and a twist-lock lid to prevent spills.

2. YETI Rambler Mug: YETI mugs are popular for their durability and insulation capabilities. They are made of stainless steel and have a double-wall vacuum insulation to maintain the temperature of your beverage. The lid is spill-proof and has a slider opening for easy drinking.

3. Hydro Flask Coffee Mug: Hydro Flask is another brand renowned for its insulated products. Their coffee mugs feature a double-wall vacuum-insulated construction and a press-in lid with a honeycomb insulation panel. The mug is made from stainless steel and is designed to maintain the flavor of your coffee.

4. Kinto Travel Tumbler: Kinto travel tumblers are known for their sleek and minimalist design. They are made of stainless steel and have a ceramic-coated interior to preserve the taste of your coffee. The lid is made from BPA-free plastic and has a simple twist-lock mechanism.

5. S'well Stainless Steel Mug: S'well mugs are known for their stylish designs and ability to keep beverages cold or hot for hours. They are made from stainless steel and have a triple-layered insulation system to maintain the temperature of your drink. The lid is leak-proof and has a slide-open design for easy sipping.

When selecting a travel mug, consider factors such as insulation performance, lid design, and overall quality to ensure you find one that meets your needs and preserves the taste of your coffee.