The Britax combination Harness-2-Booster seats can accommodate children forward facing from at least 2 years and 25 pounds, up to 65 pounds. The seat can then convert to a belt-positioning booster and accommodate a child up to 120 pounds or 65 inches tall.

Features:

• Compatible with SecureGuard which works with the vehicle safety belt in booster mode to prevent the child from sliding under the lap-belt portion of the safety belt during impact, thus minimizing the risk of abdominal injury (accessory sold separately)
• Tangle Free, 5-Point Harness with 10 harness height positions (up to 20" or 50.8 cm) and 3 buckle positions for a snug and secure fit as your child grows
• Plush, Premium Cover Set with thick, underlying comfort foam provides extra comfort, encouraging your child to stay in the proper position
• Integrated Armrests help provide a secure fit and a natural place to rest arms
• Integrated Cup Holders are designed to fit common beverages such as 0.6L (or 20 oz) reusable water bottles
• Energy-Absorbing Base deforms in the event of a crash to absorb impact forces
• Energy-Absorbing Foam Liner (EPS) absorbs and distributes crash forces
• HUGS™ (Harness Ultra Guard System) reduces forward head movement and cushions the chest in the event of impact
• Patented, Energy-Absorbing Versa-Tether® with staged-release tether webbing, anchors the top of the child seat at two points to minimize forward movement in a crash
• Multiple Buckle Positions allow for a more custom fit
• Certified for Aircraft Travel
• Color-Coded Vehicle Belt Guides indicate the path and positioning of the vehicle seat belt
• Durable and Washable Cover in mature fashions for the growing child
• Harness-2-Booster® converts to a belt-positioning booster seat
• No Re-thread Harness Adjustment allows you to adjust the harness height without having to re-thread the harness straps
• Premium, Push-Button Lower Connectors for a quick, simple, and tight installation

Recommeded Use Forward Facing:

• Child Weight: 25-65lbs.
• Standing Height: 30"- 57"
• Seated Shoulder Height: 12" - 20"

Recommended Use Booster:

• Child Weight: 40 - 120lbs.
• Standing Height: 42" - 65" 
• Seated Shoulder Height: 13.5" - 24.5"

Product Weight (lbs) : 19.6

Product Dimensions Harness Min (in) : 19.5W x 23H x 27D

Product Dimensions Harness Max (in) : 19.5W x 29H x 27.5D

Booster Min (in) : 19.5W x 27.5H x 20D

Booster Max (in) : 19.5W x 36H x 20D

Seating Compartment Height (in) : 24

Seat Area Depth/Width (in) : 13.5 / 11.5

Shoulder Width (in) : 15.5

Harness Slot Heights (in) : 12.25 / 13.1 / 14 / 14.9 / 15.75 / 16.5 / 17.4 / 18.25 / 19.1 / 20

Buckle Strap Depth (in) : 5.5 / 7 / 8.25

True Side Impact Protection™ distributes crash forces, shields from vehicle intrusion, contains the head and body, and minimizes side to side head movement

Highest Forward Facing Seat Capacity allows children to remain harnessed up to 80 pounds

Quick-Adjust Headrest and Harness re-positions head restraint and harness height effortlessly without having to rethread the straps

Approved by Transport Canada for use in Canada