Harmony Defender 360° 3-in-1 Convertible Booster Car Seat with Insert - Heather Grey

Harmony Defender 360° 3-in-1 Convertible Booster Car Seat with Insert - Heather Grey

Model Number: 0302021HGY
Web Code: 13655331
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Enjoy peace of mind knowing your child is secure with the Harmony Defender 360° 3-in-1 convertible booster car seat. This multi-functional car seat converts easily from a 5-point harness to a high-back or backless booster seat to accommodate your child as they grow. With easy installation and many safety features, it's no wonder this seat is a parent favourite.

Return Policy

30 days to return or exchange

Condition: Unopened

Learn more about returns

Weight capacity

  • Front Facing: 10kg-54.7kg
  • Booster Seat: 10kg-54.7kg

Security features

  • Rollover tested with 5-point harness to keep your child safe in the event of a roll
  • LATCH (UAS) and Top Tether equipped to fit securely in any compatible vehicle
  • EPE energy-absorbing foam in headrest, backrest, and base protects your child in the event of an impact
  • 360 degrees of full-body impact protection with a supportive headrest, backrest, and seat base guarantee maximum safety to the head, body and legs as your child grows
  • Belt path design prevents child from sliding under the lap belt upon impact in booster seat mode
  • Designed and tested for structural integrity at energy levels approximately 2x the federal crash test standards
  • Exceeds Canadian CMVSS 213 standards, US FMVSS 213 standards, and European ECE standards for safety

Other features

  • Forward facing 3-in-1 deluxe car seat can be used as 5-point Harness, high-back booster seat, or backless booster seat, accommodating your child as they grow
  • Unique V-shape, smooth-contoured design allows for easier, safer installations while protecting your vehicle's upholstery
  • 9-position, 1-handed, no re-thread harness height adjustment makes it easy to adjust the seat for your child even when your hands are full
  • Ultra-plush seat pad is made with durable premium fabrics and extra foam for maximum comfort, and is removable for easy machine washing
  • Cup/snack holder can easily be installed on either armrest
  • Included shoulder belt guide instructs you how to install the shoulder belt safely
  • Additional features include: Up-front harness adjuster, anti-torque design, and a unique infinite recline system
Car Seat Type
2-in-1 Harness to Booster Car Seat
Car Seat Orientation
Rear-facing Car Seat
Forward-facing Infant Car Seat
High-backed Booster Seat
Harness Points
Base Material
HDPE Plastic; Polyester
Compatible Strollers

Safety Requirements

Minimum Seat Weight Capacity
10 kg
Maximum Seat Weight Capacity
54.7 kg
Weight Capacity:Front Facing(Min)
10 kg
Weight Capacity:Front Facing(Max)
54.7 kg
Weight Capacity:Booster Seat(Min)
10 kg
Weight Capacity:Booster Seat(Max)
54.7 kg

Popular Features

Cup Holder
Removable Seat Cushion
Washable Fabric
Detachable Base
LATCH System
Snack Trays
Aircraft Certified
Heather Grey; Black
Country of Origin


46.355 cm
67.31 cm
50.8 cm
8.3 kg
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