Features of the Raven Isla Inline Skates:Brand: RAVENModel: IslaAdjustable sizeBearings: Abec7 CarbonWheel size: 64mmWheel hardness: PU - rubber 82ALight-up wheels: allChassis: PolymerEasy size adjustment - Changing the size of the skates requires no tools. Simply press the button and spread the front of the boot. This means your skates will last for many seasons and will always be perfectly adjusted to your foot size. A button with a built-in spring allows for very quick, safe, and reliable adjustment, ensuring the size won't change spontaneously when riding over uneven surfaces.Rubber LED wheels with Abec-7 Carbon bearings - The wheel size is the perfect balance between maneuverability, stability, and ride comfort. The 82A wheel hardness provides excellent shock absorption while maintaining adequate durability. Abec-7 Carbon bearings are fast bearings with balls made of high-quality, high-hardness carbon steel. They provide low rolling resistance and high abrasion resistance.Lightweight polymer frame - Provides exceptional strength and hardness, is resistant to bending, and provides excellent vibration damping. Thanks to its flexibility, it forgives more mistakes and provides high resistance to damage. The brake on the right skate is a key safety feature. In addition to being attached to the frame, it also rests on the heel of the shoe, increasing its durability.Secure three-fastening system - The laces, a buckle with a toothed strap, and a snap ensure proper tightening and a secure hold of the foot in the shoe, preventing it from moving and ensuring a safe ride. The snaps on the Raven skates have a push button that prevents them from opening while skating. The Velcro strap keeps the laces in place, preventing them from accidentally coming undone.Strap on the back of the skate - makes putting them on quick and easy, and also serves for convenient carrying.Sizes:Adjustable size: 27-30Size in centimeters: 16.5cm - 18.5cmAdjustable size: 30-33Size in centimeters: 18.5cm - 20.5cmAdjustable size: 34-37Size in centimeters: 21.5cm - 24cm