All Heelys styles come equipped with removable wheels, making them a versatile footwear option for every step from the classroom to the coffee shop. The Heelys® Pro 20 X2 features sturdy canvas uppers with lively donut graphics, flexible rubber outsole, and ABEC 5 bearings for a smooth ride. Power strap with lace closure. Padded collar and tongue. Dual wheels. ABEC 5 bearings. Upper, lining, and insole made of textile material. Synthetic outsole. Imported. Product measurements were taken using size 12 Little Kid, width M. Please note that measurements may vary by size. Measurements: Weight: 14 oz View Zappos.com Glossary of Terms Heelys Pro 20 X2 (Little Kid/Big Kid/Adult)