" Product details of Ergobaby 360: Four Position Baby Carrier ( Dusty Blue ) The 360 Baby Carrier - Bundle of Joy is theperfect Package - pairing our award-winning OriginalCollection babycarrier with our easy-use Infant Insert - for an adventure fromearly on. ( Infant Insert Sold Separately )   Why the FourPosition 360 babycarrier ? FOUR ERGONOMICPOSITIONS For the first time, Ergobabygives parents the option of four comfortable and ergonomic ways towear baby: Front-Inward, Front-Outward, Hip and Back carrypositions. MAXIMUM COMFORT FORPARENT Our new, supportive widewaistband and padded shoulder straps provide comfort and evenlydistribute baby's weight. COMFORT& PROPERERGNOMICS FOR BABY With our unique, structuredbucket seat, baby will always be in an ergonomic frog-leg, seatedposition with her spine in an optimal ""C"" position.   STRUCTURED BUCKETSEAT  - Keeps baby ergonomically seated in all 4positions, with knees even to or above hips, with baby's spine incurved ""C"" position. Button adjustments let parents adapt the seatwidth to the baby's size& position. EXTRA WIDE VELCROWAISTBAND  - Exceptionally comfortable waistband canbe worn high or low on the waist depending on preference andprovides extra support for the low back. EXTENDABLE BACKPANEL  - Can be rolled down for front-outward, orupwards for the inward facing positions to provide extra head, neckand back support for baby. PADDED SHOULDERSTRAPS  - Helps evenly distribute baby's weight incombination with the wide waistband to maximize parentcomfort. SLEEPING HOOD  -Provides support for baby's head while sleeping, protection fromsun and added privacy while nursing. A parent favoritefeatures. Made of 100% cotton and machine washable.   RecommendedAge: From 7*-33 lbs./ 3.2* - 15kg; *Infants 7-12 lbs. (3.2-5.5kg) with the use of the Infant Insert "