Stay hydrated with the 30 oz HidrateSpark PRO 2 – Smart Ready Tumbler, crafted from premium recycled stainless steel for durability and sustainability. Double-wall vacuum insulation keeps your drink cold for up to 24 hours or hot for 4 hours, providing all-day hydration or warmth for your favorite beverages. The silicone boot includes a dedicated compartment for an Apple AirTag, so you’ll never lose track of your tumbler. Simply use the Find My app to locate it anywhere, anytime. Designed for convenience and versatility, this tumbler features an ergonomic handle and a narrow base that fits most cup holders, making it ideal for travel, work, or outdoor adventures. The versatile press-in lid offers a secure straw seal or a drink opening for splash-free enjoyment, letting you choose your perfect drinking style. Want to make it a smart tumbler? It is fully compatible with the PRO 2 Sensor (Small). Swap the silicone boot with the PRO 2 Sensor to transform your tumbler into a smart hydration tool. Track your water intake, enjoy customizable glow reminders, and sync seamlessly with the HidrateSpark app to set hydration goals and monitor your progress. Plus, with built-in Apple Find My support in the PRO 2 Sensor, you’ll never lose your smart tumbler. Apple AirTag and HidrateSpark PRO 2 Sensor sold separately.