Key Features: ADJUSTABLE INLINE SKATES: Enhanced by multi-size push button adjustments; the Chicago Blazer inline skates allow for effortless proper adjustments to accommodate growing feet. Adjust 5 full shoe sizes. FOR THE YOUNG SPEEDSTER: Great for beginners yet tailored for the intermediate to advanced skater who is looking for torsional stiffness and superior performance. Developed for fitness, designed for fun. COMFORTABLE AND SECURE FIT: Nylon mesh inner boot delivers breathability, two-piece vented boot with pivoting collar, speed-lace closures with micro ratchet buckle, and power strap. STABILITY & CONTROL: These high-quality speed skates provide excellent traction and stability featuring nylon chassis with 70 mm 82a high-rebound urethane wheels with ABEC-3 rated speed bearings. STYLISH: Roll in style! The contrast stitching and trim give these skates a stylish sleek look. CRSMA7B-MD SPECIFICS: Blue/Black/White. Adjustable size Medium (J13 4). Chicago Skates - the leading brand in the skating industry for over 100 years. Includes a 30-day manufacturer's warranty.