70mm outdoor inline skate wheels constructed from superior wear-resistant PU material offers durable use experience in easily cracking. Suitable for inline skates blades roller skates roller board bag carry-on luggage suitcase. Perfectly suitable for daily practice recreational skating. Made of abrasion-resistant high-density urethane material. High performance speeds bearings ABEC-7 has been installed. Can replace the old or broken skate wheel for your inline skate shoes.