Two car seats in one the varioguard is an amazingly flexible car seat with isofixbase which can be used for many years it provides you and your child with the latest technology and the highest level of safety this car seat is ece 4404 approved current car seat standard and meets all the requirements to transport your baby safe and secure the memory foam used in the head region is impact and shock absorbing and provides excellent test results in frontal and side crashes high quality a