Aldi have a number of pet toys for for a €5 or less. They also have harnesses for €5.99 and my personal favourite the below bed/chair for €13.99:
https://www.aldi.ie/c/specialbuys/dates/2020-06-21?q=%3Apopular&page=0
https://static.wixstatic.com/media/b39036_b60c86e786de421abba1d7048238e15f~mv2.png