Ikea UTRUSTA Shelf, white, 80x37 cm - one shelf
Ikea UTRUSTA Shelf, white, 80x37 cm. This comes in a 2 pack. Only one was needed so I am selling the spare one. A 2 pack is $30, selling one for $10. Link to Ikea: https://www.ikea.com/au/en/p/utrusta-shelf-white*****1148/