The koos platform from jane is an accessory that has been specially designed to make it easier to install the jane koos infant car seat in the car installs using the isofix points for optimum safety and speedy attachment and has passed the strict safety tests of european standard ece r4404 semi universal category its new and unique fastening system using the profix system patented lets you install and remove the jane koos infant car seat with just one movement and in a few seconds being