The mug is made from high-quality materials and is dishwasher and microwave safe, so you can enjoy your beverage worry-free. It's also made in the USA, so you can support American craftsmanship. Dishwasher Safe: Keep your treasure chest (and your mug) clean with ease. Our mugs are designed to handle the dishwasher's rigors, so you can get back to your swashbuckling adventures. Microwave Safe: Warm up your favorite brew without a worry. These mugs can handle the heat, ensuring your coffee or tea stays piping hot. Claim your piece of pirate history, elevate your coffee game, and let your inner buccaneer run wild with every sip. These mugs are a testament to the spirit of adventure. Features: Handcrafted in the USA Dishwasher and microwave safe FREE shipping within the United States 11oz and 15oz sizes available How I make my coffee mugs: I use my magical powers to summon a high-quality coffee mug from the ether. I chant ancient incantations to imbue the mug with the power to hold hot beverages. I use my trusty printing press to apply my custom design to the mug. I ship the mug to you, where it will bring you joy for years to come. Or, to put it more bluntly: I source quality coffee mugs and then print my designs on them. I make my coffee mugs by carefully selecting the finest coffee mugs from the world's most exclusive mug farms. I then hand-pick the perfect design and print it on the mug using a secret process that involves unicorn tears and moonbeams