MELLYD Neck Posture Corrector, with Smart Vibration Reminder Posture Trainer, Help to Fast Improving the Hunchback,Black

【Intelligent Sensor】Intelligent Posture Correction Tool Is Equipped With A Smart Sensor That Will Remind You By Vibration When You Have Bad Posture. It Can Help You Maintain A Good Posture Habit, Prevent And Improve Hunchback. 【Vibrating Reminder】The Soothing Neck Instrument Has A Vibrating Function, It Will Vibrate When You Find Your Back Is Bent, Reduce Hunched Back, And Restore Beautiful Neck And Back Curves. 【Usb Charging】 Normally It Can Be Used 15 Days (15 Minutes/Day) And You Only Need To Charge It For About 2 Hours. 【Premium Material 】The Invisible Smart Aligner Is Made Of Food-Grade Silicone Material, Which Is Light And Durable, Soft And Skin-Friendly, Not Easily Deformed, Fits The Human Body Curve, And Is Comfortable To Wear. 【Reliable Choice】Boost Your Self-Confidence,Back Posture Braces Allow The Wearer To Stand Straighter And Taller, Developing Your Temperament And Making You More Attractive And Confident.