Kalsten | Back Support Belt OrthoFlexa | 360° Lumbar Support with Memory Aluminum & Steel Springs | Breathable & Invisible under Clothing
The OrthoFlexa Back Support Belt is expertly crafted to alleviate back discomfort, avert injuries, and maintain the ideal alignment of your spine. Utilizing 4 aluminum memory supports and 2 steel side springs, it offers comprehensive 360° support for your lower back – superior in strength and longevity compared to traditional PP strips.

📌 Comprehensive 360° Back Support – Relieves pressure on intervertebral discs, curbs excessive muscle movements, and stabilizes the lumbar area.
✨ Cozy & Unobtrusive – Constructed from 4-way stretch material with advanced 3D knitting technology and a soft velvety inner lining – gentle against the skin and discreet under garments.
🎨 Pain Relief & Support – Perfectly designed for conditions like herniated discs, sciatica discomfort, scoliosis, muscle tightness, as well as for preventative use during prolonged sitting, standing, or heavy lifting.

📋 Specifications:
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Material: 4-way stretch fabric, indulgently soft inner lining, polyester Fiber Velcro fastening
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Reinforcement: 4 memory aluminum supports + 2 steel springs
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Benefits: Alleviation of pain, correction of posture, prevention of injuries
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Design: 2 elastic compression straps for customized pressure adjustment
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Extras: Non-slip silicone strips, double stitching for added strength
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Color: Black / Gray
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Size: Adjustable for varying waist sizes
💡 Perfect for:
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Individuals suffering from herniated discs or sciatica
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Desk workers who spend extended hours sitting
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Tradespeople & athletes involved in lifting heavy items
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Those with persistent back pain
🎁 Package includes:
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1× OrthoFlexa Back Support Belt
Free standard shipping on all orders. No minimum purchase.
- Ships to: United States
- Processing: 1–4 business days (Mon–Fri)
- Transit: 5–10 business days
- Total delivery time: 6–14 business days
- Order cut-off: 5:00 PM PST
You will receive a tracking number by email once your order ships. Please allow up to 48 hours for tracking to update.
See our full Shipping Policy.
You have 14 days from delivery to request a return.
- Email support@open.shop with your order number to start a return.
- Items must be unused, complete, and in their original packaging.
- Return label: flat $9.99 USD, deducted from your refund — nothing to pay upfront.
- Damaged, defective or incorrect items: we cover all return and replacement costs.
- No restocking fees.
- Exchanges: contact us and mention "exchange" — the new item ships once your return arrives.
- Refunds are issued within 7 business days of inspection.
See our full Return Policy.
Questions about your order or our products? We're happy to help.
Open
Hooizolder 214
Drachten Friesland 9205CD
Netherlands
Email: support@open.shop
Customer Service:
Monday to Friday, 8:00 AM – 6:00 PM PST (excluding public holidays)
We reply to all messages within 24 hours on business days. Weekend messages are answered on Monday.
For quick answers, visit our FAQ page or use our Contact Form.