Features: -Helps safely transport your "big kid" weighing from 40 to 100 lb (18,14kg to 45,36kg) and up to 144 cm (57 inches tall) -Engineered & rigorously crash tested to meet or exceed US standard FMVSS 213; side impact tested for occupant retention with a standard vehicle harness system in high back booster mode -Multi-layer, fully-adjustable head rest for comfort; easily converts to backless booster for years of use -Full coverage back support even as your child grows; open-loop belt guides help you correctly position your vehicle's seat belt -Padded, height-adjustable armrests and hide-away cup holders keep kids smiling Expiration: 10 years Size: 26.5 x 16.5 x 15'' / 66 x 40.5 x 38 cm