Adjustable backrest to adapt the straps to the child's size. Adjustable sleeping position (20°). Integrated padding. New footrest system - can be adjusted with one hand. New harness system with shoulder pads. Improved visibility thanks to reflectors on the back. 2 different mounting options - frame mount or luggage rack mount. For children aged 9 months and older, weighing up to 22 kg. Safe and easy to install. Mounts are lockable. Helmet cutout for optimal comfort when wearing a bicycle helmet. TÜV tested. 2 pieces per box.