YIYU STUDIO Scientific Smart Posture Trainer Device Realtime Vibration Reminder Back Posture Support Practical Portable Posture Training Reminder Sensor for Adult Kid

Item Type: Smart Posture Trainer Device Power Supplies:USB Rechargeable Color: Black, Blue, Pink, White, Orange
Material: ABS, Silicone Package include: 1 piece Smart Posture Trainer DeviceProduct Size: Style 1: 1433 cm(5.5112.99 in); Style 2: 13.52.5 cm(5.310.98 in); Style 3-4: 1340 cm(5.1215.75 in); Style 5: 1340 cm(5.1215.75 in)

Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3 cm(0.39-1.18 in) deviation due to manual measurement