All Heelys styles come equipped with removable wheels, making them a versatile footwear option for every step from the classroom to the coffee shop. Featuring a lightweight synthetic upper, traditional lace-up closure, and comfortable EVA outsole, these light-up Heely's® Racer 20 wheeled skate shoes will keep you zippin' and zoomin' through your day. Wheels can be easily removed with the included tool. Padded collar for added comfort and support. Heelys Wave Comfort Heel Bracket provides comfort and stability. Removable foam sock with EVA heel pad for added cushioning. Faux vulcanized cupsole with rubber outsole. Abrasion-resistant brake pad. ABEC 5 Bearings/1 removable low profile wheels. Imported. Product measurements were taken using size 3 Little Kid, width M. Please note that measurements may vary by size. Measurements: Weight: 12 oz View Zappos.com Glossary of Terms Heelys Racer 20 (Little Kid/Big Kid/Adult)