fridge magnet for a pen so you always know where to find it. if you have a calendar on the fridge I keep mine above it magnets I used are from amazon link below there is 2 pause's in the print so you can insert the magnets https://www.amazon.co.uk/gp/product/B00TACLMC4/ref=ppx_od_dt_b_asin_title_s00?ie=UTF8&psc=1
The author marked this model as their own original creation.