Kalsten | Metal seat belt extension for high-end vehicles
The universal seat belt extensions for vehicles have been designed to ensure additional safety when the original seat belt in the car is not long enough. Ideal for child seats, children, pregnant women, overweight individuals, and more.

FEATURES
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High-quality materials: The galvanizing process with zinc alloys, from material selection to quality control, combines a user-friendly design that is both appealing and functional.
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Three-dimensional vehicle logo: The overall appearance is enhanced by a three-dimensional metal vehicle logo specifically designed for certain car models, adding visual accents.
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Customizable design: Additional features integrated, seat belt extensions with all-metal cast parts for secure application, extremely useful products with an attractive and functional design.

SPECIFICATIONS
- Material: Zinc alloy
- Processing: Precise galvanizing process
- Compatible models: most models
- Weight: 80G
- Lock bar length: 20 – 22 mm
- Thickness: 3 mm/0.12 inches

PACKAGE CONTENTS
- 2/3/4 pieces* of metal seat belt extensions for premium vehicles
NOTES
- Minor deviations in dimensions due to manual measurements may occur.
- The actual color of the product may vary slightly from the displayed color due to different display and lighting effects.
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.