Size/Foot Length37EU - 6.5US - 5.5UK / 23.5cm--9.25 inches38EU - 7US - 6UK / 24cm--9.44 inches39EU - 7.5US - 6.5UK / 24.5cm--9.64inches39.5EU - 8US - 7 UK / 25cm--9.84inches40EU - 8.5US - 7.5UK / 25.5cm--10.03 inches41EU - 9US - 8UK / 26cm--10.23 inches42EU - 9.5US - 8.5UK / 26.5cm--10.43 inches43EU - 10US - 9UK / 27cm--10.62 inchesName: Deformed Roller SkatesWheel Material: PUBearing Weight: 100kgPacking List: 1* Deformed Roller Skates1* Installation KitWear-resistant Wheels:Roller skates are equipped with sturdy four-wheel skates, made of durable and molded materials, which provide safe and reliable skating performance.There are several styles in our shop, you can choose the style you like.Function:1. Adjustable wheels: Retractable rear wheels for skates and sports shoes.2. Safety button: There is an invisible safety button on the back of the shoe. Press the button and the wheel pops out and you can slide; Press and hold the button again, step the wheel to the ground to retract the wheel, and then turn the safety button to lock it for safety.Gift of Love: The best choice for kids for birthday, performances, Halloween, Thanksgiving and Christmas Day and other celebration. Enjoy entertainment and skill growth.