HEAT. VIBRATION. GENTLE TRACTION.
Original Kaelvi Thera Back
PT, Chiropractor, & CMT recommended
Thera Back combines soothing heat, vibration, and adjustable lifting support to help ease lower-back tension and comfortably support its natural curve while you rest.
Choose your package:
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90-Night Risk-Free Trial
Try Thera Neck for 90 nights. If you do not notice a meaningful improvement in your neck tension, email support@kaelvi.com with your order ID for a full refund. No return shipping or restocking fees.
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Shipping and Returns
Orders over $100 ship free. Estimated delivery in 5–10 business days with tracking.
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Safety and Product Details
Thera Neck includes heat up to 112°F (50°C), a 30-minute auto shutoff, a 2500 mAh rechargeable battery, USB-C charging, and a machine-washable cover. It is a general wellness product, not a medical device.