• Water Tracking Through Tapping - The free HidrateSpark App recommends a daily personalized hydration goal & tracks a full bottle when you tap your phone to the Tap to Track smart tag to show your progress, available on Android and iOS
• NFC Smart Tag syncs to the HidrateSpark App and records your hydration after drinking a full bottle of water
• Glows remind you to drink 12 times throughout the day and can be customized by color
• Button interface to turn reminder glows on, change color, and snooze the next reminder glow
• Made with BPA-free light-weight, shatter and odor resistant Tritan plastic