Weight capacityFits children: 10-29.5kg (22-65lb.) and 68.6-144.8cm (27-57in.) with harnessFits children: 13.6-50kg (40-110lb.) and 86.4-144.8cm (34-57in.) in Booster mode without harnessSafety featuresExceeds Canadian CMVSS 213 standards, US FMVSS 213 standards, and European ECE standardsProvides 360 degrees of impact protection with deep, supportive headrest, backrest and seat baseRollover-tested, 5-point harness with 1-hand, no re-thread harness height adjustment helps keep your child secured for the ride9-position headrest features 1-handed height adjustmentBelt path design prevents child from sliding under the lap belt on impact (booster seat mode)Unique V-shape, smooth-contoured design promotes safer installationsEPE energy-absorbing foam in headrest, backrest and baseConvenience for you3-in-1 deluxe booster car seat grows with your child transitioning from a harnessed booster to a high-back booster to a backless boosterUnique infinite recline system keeps your child comfortable during long car ridesEquipped a set of LATCH guides for a safe and easy installationMachine-washable booste car seat pad features premium durable fabrics and extra foam for maximum comfortCup/snack holder can be installed on either armrest