Doona i Car Seat& Stroller Nitro Black is a fully integrated travel system, moving from car seat to stroller in seconds. Its integrated harness and headrest meet the European i-Size safety regulation (R-129), and the sleek design lets you move effortlessly between car, public transport and city streets.Doona is the only car seat tested and certified as an infant car seat, stroller and infant carrier. Its 3-layer side impact protection, Anti-Rebound Bar crash technology, 5-point harness and ergonomic infant insert make it one of the safest seats available.Product features One-Motion Car Seat to Stroller One simple motion transforms the Doona i from car seat to stroller, ready to go in seconds. i-Size Regulation Compliant Fully compliant with i-Size regulation, for dependable safety on every journey. Auto-Adjust Harness& Headrest The integrated auto-adjust harness and easily adjustable headrest grow with your baby, no re-threading needed. Quick-Release Wheels Quick-release wheels make switching between car seat and stroller mode fast and simple. Anti-Rebound Handlebar The adjustable handlebar, with increased handle height, doubles as an anti-rebound bar. 5-Point Harness A 5-point harness keeps your baby secure and comfortable on every ride. Side Impact Protection Improved side-impact protection comes from a double-wall structure and the Doona side-impact protection device. Certified& Aircraft Approved Adheres to ECE R-129, EN1888 and EN12790 safety standards, and is TUV (EU) and FAA (US) approved for travel.