●Very comfortable child seat with non-slip silicone seat, anatomical and very stable. Suitable for children from 30 months to 5 years and up to 27 kg. ●The worldwide reference, easy and quick to install that does not come into contact with your bike frame to avoid damage and scratches ●Horizontal and vertical adjustable temples with non-slip silicone strips. ●The adjustable seat allows you to adjust your Mac Ride according to your childs growth. Fits steer stem diameter 28.5mm. ●Comes with 2 spacers to attach it to 2 bikes very quickly.