EvenfloThe Evenflo Transitions 3 in 1 Combination Seat features an innovative design allowing you to transition the seat between 3 different modes of use: a harness booster, a high back booster, & a no b ... moreack booster. Sporty style elements and the integrated cup holders are sure to appeal to your child. This combination seat provides an exceptional value for a seat with such a wide support range combined with an array of innovative features. + Brand: Evenflo + Model No.:34421029 + Converts to: Harness Booster, High Back Booster, & No Back Booster + Features: Simple adjustability with upfront harness fitting and 2 crotch buckle positions; Dual cup holders for convenience + Safety and Security: Side Impact Tested! Meets or exceeds all applicable federal safety standards and Evenflo's side impact standards. Designed and tested for structural integrity at energy levels approximately 2X the federal crash test standard + Care and Cleaning: Machine washable seat pad + Weight Supported: 22 lb. to 110 lb.