Zopa Carseat Alfa i-Size isofixZOPA Alfa i Size Isofix Car Seat (76150 cm) The ZOPA Alfa i Size Isofix is a versatile car seat designed to grow with your child from 76 to 150 cm (approximately 15 months to 12 years). Compliant with the strict ECE R129 (i Size) safety standard, it ensures maximum protection and comfort throughout its entire period of use. With dual installation options and adjustable safety features, it adapts perfectly to every stage of your childs development.