Baby First Foam Square Bassinet Mattress, 760 x 330 x 40mm

Hi Samantha, thank you for your enquiry the dimensions for the Mother Choice Coco Bassinet, are 580 (W) 855 (D) 900 (H) so the Baby First Mattress would not be suitable, you can, however, purchase second mattresses for this bassinet through your local Baby On The Move Store. We hope this helps. ?For further information on this or any of our other products available, 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. We hope this has helped with your query.