Do you know if this would fit across a backseat along with a Donio radian & Monterey? The oldest (12) still needs a boost but probably not for much longer!!

Hi Kerin, thank you for your inquiry, We would suggest taking your vehicle to your local Baby On The Move Store to have our Trained Techs do a fitting for you, as not all vehicles are the same we wouldnt be able to give you this advice without seeing your current vehicle. We hope this helps.  if you follow the link https://www.babyonthemove.co.nz/store-locations/ this will take you to our online store finder. Here you can find contact details for your nearest Baby On The Move Store where one of our team experts will be happy to assist you in your product search and help answer any further questions you may have.