* High-Impact Resistant Shell: The skates are designed with a PP/TPR shell that is highly resistant to impact, providing robust protection for young skaters. * Smooth & Stable Ride: Equipped with 82A PU casting wheels and ABEC-7 carbon steel bearings, these skates ensure a smooth and stable ride, perfect for young skaters. * Comfortable & Breathable Lining: The skates feature a removable lining that is breathable and features an anti-vibration shape for additional comfort. * Lock Wheel Switch: A unique feature that allows the back wheel to be locked to slow down speed during downhill skating or when walking is required. * Easy Size Adjustment: The main feature of these skates is the 4 size switches that can be adjusted with a push of a button, allowing the tongue to shift inward or outward for a perfect fit.