A new life is full of firsts. From every moment to every mile they have yet to travel. EXEC gives them their first chance at experiencing first class.Beautifully designed with premium offerings like a multi-functioning adjustable leg rest, Merino wool insert and of course, no added fire retardant chemicals. From rear facing to forward facing to booster, it's simple to install and converts just as easilyWith EXEC, luxury starts at day one, and doesn't stop until they earn big kid status. Features: Belt is best; Nuna's preferred installation method is the Vehicle Seat Belt as it eliminates confusion of when to switch from Lower Anchors to Vehicle Seat Belt, fits more vehicle makes, and fits more seating positions; Simply secure installation is...; Bubble-free | recline angle guides clearly confirm the perfect riding angle; Hassle-free | same set of simple instructions allow you to install with confidence every time; Muscle-free | True tension doors ensure an ultra-secure fit without the struggle; From fabric to foam and beyond, each element is smartly sourced to be both flame resistant and contain no added fire retardant chemicals; All steel frame and reinforced belt path for superior protection; Adjustable anti-rebound panel and leg rest combination provides extended rear facing comfort and gives additional leg room forward facing; Children can remain rear facing up to a whopping 50 lbs!; Energy absorbing foam and side impact protection (SIP) pods take side impact security to the next level; Infant head and body inserts are removable to grow with baby; No rethread five-point harness easily stores inside the seat for booster mode; Ventilation panels within the shell and breathable (and washable!) knit fabric create a comfy climate for even the longest of trips; Aircraft certified to travel everywhere and beyond; GREENGUARD Gold Certified: Products that have achieved GREENGUARD Gold Certification are scientifically proven to meet some of the world's most rigorous third-party chemical emissions standards, and certified to not contribute to indoor air pollution or chemical exposure; Included with EXEC purchase:; Dual flip open cupholders, machine washable quilted leg rest slip cover, Merino wool body and head inserts and additional GOTS certified organic cotton fabric & dye insert, harness covers & crotch cover; Specifications Recommended Useage: rear facing convertible | with seat belt: 5-50 lbs. with lower anchor belt: 5-35lbs., 49 in or less, suggested usage up to at least 2 years of age; forward facing convertible | with seat belt: 25-65 lbs. with lower anchor belt: 25-40 lbs., 49 in or less, suggested usage 2 years of age or older; belt positioning booster | 40-120 lbs., 38-57 in., 4 years+; ; Overall seat dimensions (highest position) L 22.5 in; W 18.5 in; H 33 in; ; Overall seat dimensions (lowest position) L 22.5 in; W 18.5 in; H 26 in; ; Weight: 26.6 lbs;.