Design Deluxe carrier with adjustable ergonomic seat for knee-to-knee support for newborns and toddlers, adjustable soft padded shoulder straps and firm adjustable head support for growing babies Wearing position Convertible facing-in and facing-out design for newborns and older babies, weighing between 8-40 lbs / 3.5-18 kg Benefits and use Experience hands-free convenience with opportunities for bonding and developmental benefits, whether it’s running errands or exploring parks, there’s no place like close Adjustability Adjustable 2-position seat, padded shoulder straps and supportive waist belt, designed to fit a wide range of body types and lifestyles Infantino , smartly designed products for happy parenting We design smartly, we have fun and we're overjoyed when an idea evolves full circle into a product loved and used daily by parents everywhere Age range 0+ months