1. Double-Wall Insulation for Comfortable Hold Made with high-quality dual-layer glass to effectively isolate temperature. The outer wall stays cool with hot drinks and sweat-free with iced beverages, ensuring a comfortable grip and a dry surface. 2. Leak-Proof Seal for Worry-Free Carrying Features a precision-fit, leak-resistant lid that securely locks in your drink. Perfect for travel, commuting, or on-the-go use—no spills even when tipped over. 3. Includes Lid & Food-Grade Reusable Straw Comes complete with a snug lid and a BPA-free, food-grade reusable straw. Offers a safe, convenient, and versatile sipping experience for every preference. 4. Durable & Eco-Friendly Reusable Design Crafted from thickened, sturdy glass that's built to last. The cup and straw are both washable and reusable, making it a sustainable choice that reduces single-use waste. 5. Versatile for Both Hot & Cold Beverages Holds 20oz of your favorite drink. The double-wall design helps maintain temperature—keeping cold drinks chilled and hot drinks warm for hours*—ideal for coffee, tea, smoothies, and more. *Duration may vary based on environment and usage.