These are red AERUS shoes from YONEX. The size is 22.5cm. I bought them and my child outgrew them in two months. The laces are from the previous shoes, so you might want to replace them. Red YONEX badminton shoes with non-marking rubber soles. - Brand: YONEX - Size: US 4 / UK 3.5 / EUR 22.5 / CN 225 - Color: Red - Features: Non-marking rubber sole Thank you for looking.