The mason jar mugs are made with exceptionally high-quality glassware and are designed to excel in a variety of settings. The durable glass, removable metal lids and sturdy handle on the mugs allow you to use them for all your beverage needs. The environmentally-friendly, slip-proof metal straws offer a quick transition from a mug to a grab-and-go travel companion. It is a thoughtful and functional gift for all your loved ones, they will also make a great addition to your backyard patio, holiday party or kitchen dining set that will last you a lifetime!