Most notice improvement in 3-5 days. By Day 21, sitting straight is automatic.

Yes. Weighs almost nothing, flat under clothing. Silent vibration, only you feel it.

Yes. Detects thoracic flexion in any position: desk, sofa or phone.

Up to 15 days per charge. USB, fully charged in under 2 hours.

Yes. One size. Adapts to natural posture, not a fixed angle.

7-15 business days. Free shipping worldwide.

No. Vibrates gently when you slouch. You decide to correct, over time it is automatic.

One physio session costs more. Daily use. Most notice real difference in under a week.

60-day guarantee. Try two months. No difference = full refund, no questions asked.