Here's a possible product description, formatted in Markdown, that aims to be engaging and persuasive:

```markdown

Quench Your Thirst with Superpowers: The Marvel Stainless Steel Thermal Bottle!

Join the Marvel world and take the adventure with you! Tired of the usual bottles that don't keep your drinks at the right temperature and have an anonymous look? Get ready to revolutionize your hydration with our exclusive Marvel thermal bottle, an indispensable accessory for all fans of the superhero universe.

Hot or Cold, Always to Perfection: Imagine enjoying a hot coffee on a cold winter morning, or a refreshing drink under the scorching summer sun. Thanks to its high-quality double-walled stainless steel construction, this thermal bottle keeps your drinks hot for up to 12 hours and cold for up to 24 hours. Forget lukewarm and tasteless drinks: with Marvel, your drink will always be at the ideal temperature, just the way you like it.

Eye-Catching and Durable Design: This is not just a bottle, it's a statement of style! Proudly display your favorite Marvel characters thanks to the vibrant and eye-catching design that makes it a true collector's item. Made of durable and long-lasting stainless steel, this bottle is designed to withstand the challenges of everyday life, whether you're in the office, at the gym or on an adventure.

High Quality Materials for Your Peace of Mind: Your health is important, which is why we have chosen only the best materials. The inside of the bottle is made of food-grade 304 stainless steel, ensuring that your drinks remain pure and free of contaminants. The cap, equipped with a leak-proof silicone seal, prevents accidental spills and keeps the contents safe.

Perfect Capacity for Your Adventures: With a capacity of 580 ml, this bottle is perfect for satisfying your thirst throughout the day. Its compact size makes it easy to carry in your backpack, gym bag or car cup holder. No matter where life takes you, your Marvel thermal bottle will always be ready to quench your thirst.

A Perfect Gift for Every Marvel Fan: Looking for an original and useful gift for a superhero enthusiast? This Marvel thermal bottle is the ideal choice! Surprise your friends, family or colleagues with an accessory that combines functionality, style and passion for the Marvel universe. It is perfect for birthdays, Christmas or any other special occasion.

Details That Make the Difference:

Premium Materials: Food grade 304 stainless steel and high quality silicone.

Advanced Thermal Insulation: Keeps drinks hot for up to 12 hours and cold for up to 24 hours.

Ergonomic Design: Easy to grip and carry.

Leak-Proof Cap: Prevents leaks and keeps drinks fresh.

Easy to Clean: Hand washable for quick and easy maintenance.

Don't wait! Add a touch of superpower to your hydration. Order your Marvel Stainless Steel Thermal Bottle now and get ready to live every day with energy and style! ```