Unleash your inner dragon with the Thirstless Sip 40 oz DuoLid Tumbler! Perfect for dragon trainers-in-the-making, this spill-proof tumbler keeps your drinks hot or cold while showing off your love for the Dragons. Huge capacity, no mess—fuel your adventures and keep your hydration game fierce!   This tumbler includes our newest DuoLid! which includes the following features ✅ Built it flip straw and sipping compartment. ✅ 100% Leak Proof Seal ✅ Ambidextrous Lid.  ✅ Built in keychain loop.    Tumbler Features: 🥤 Silicone bottom for extra grip and padding. 🥶 Keeps liquids cold for 8 hours 🌡️ Keeps liquids hot for 4 hours 🎁 Themed gift box included 🧽 Dish washer safe, hand wash recommended