Heelys Youth Double ThreatPlease select one size up from your normal size. If you wear Youth size 1, please choose Youth size 2.Multi-textured synthetic leather upper features a raised embossed logo.Full lace-up closure for a snug, adjustable fit.Lo-top silhouette with contoured outsole.ABEC 1 Bearings/ FATS low profile wheel.Measurements: Weight: 13 ozProduct measurements were taken using size 2 Youth, 2 Mens, 3 Womens. Please note that measurements may vary by size.