Introducing our stylish Borosilicate Glass Tumbler, designed with functionality and durability in mind. Crafted from high-quality borosilicate glass, this tumbler boasts a sleek and modern design that is sure to impress. The addition of a silicone protective sleeve provides an extra layer of protection, making it perfect for both indoor and outdoor use. With its bamboo lid and straw, this tumbler offers a convenient and sustainable alternative to regular disposable cups. The lid ensures that your beverage stays secure and prevents any spills, while the straw adds a touch of convenience to your drinking experience. Featuring a generous capacity of 450ml, this tumbler is ideal for enjoying a refreshing drink on the go. Whether you're sipping on your favorite smoothie or hydrating with a cold drink, this tumbler has got you covered. Please note that as this is a single wall mug, heat transfer can still occur. However, the silicone sleeve provides insulation to help maintain the temperature of your drink. As bamboo is a natural product, each lid may have slight variations in color and size, adding a unique touch to every tumbler. This can also affect the final decoration outcome, making each tumbler personalized and one-of-a-kind. Stay hydrated in style and make a sustainable choice with our Borosilicate Glass Tumbler with silicone protective sleeve, bamboo lid, and straw. Personalize your tumbler today and enjoy your favorite drinks with a touch of elegance.