Suitable for children 76-150cm in height R129-compliant (i-Size ready) Isofix compatible The first of its kind, from vacation to staycation, keep your precious passenger safe wherever your adventures take you with the Cosatto On the Go i-Size travel car seat. It's the ultra-compact, airline luggage-compatible seat that folds into its own handy carry bag. From grandparents to grand tours, On the Go's compact fold is car boot friendly, under-stairs friendly and luggage friendly. Plus, this market-leader protects them for even longer, taking your child all the way from 76cm (minimum 15 months) to 150cm (approx. 12 years). With safety solutions including exclusive anti-escape harness with Isofix installation and built-in top tether warning system, On the Go i-Size is your ultra-portable, clever companion.