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Super Lock®


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Additional 2-Year Warranty

Receive an additional 2-year warranty on all car seats and strollers purchased from

Free Shipping on orders over $400*

Diono proudly offers free shipping on orders over $400

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1-2-1 Virtual Car Seat Fitting

Book a 1-2-1 virtual car seat fitting with a member of our car seat safety team.

* T & C's apply

Super Lock®

Super Lock® is a quick and easy solution to help parents on the move. The unique design holds shoulder belts or lap belts in a locked position, so that your child’s car seat is safe and secure.


  • LOCK & GO: The Diono Super Lock® is designed to hold shoulder belts or lap belts in a locked position, ensuring that your child’s car seat is secure
  • QUICK INSTALLATION: No tools are necessary. The simple slot design slides the belts in the right place. In one quick installation, you will have peace of mind your car-seat is correctly and securely installed
  • DURABLE CONSTRUCTION: The super Lock® is made from steel reinforced material for added durability
  • COMPATIBLE WITH ANY CAR SEAT: The Super Lock® may be used with any car seat and will fit nearly any seat belt on the road today

Product Specs

  • Minimum User Weight: 40 lb / 18 kg
  • Maximum User Weight: 120 lb / 54 kg
  • Product Weight: 0.1 lb / 0.035 kg
  • Product Width: 1.5 in / 3.9 cm
  • Product Height: 2.4 in / 6 cm
  • Product Depth: 0.1 in / 0.3 cm

Care & Maintenance

Spot clean

Warranty Information

12 months