Baffin Toddler/Youth MustangFeaturesPro-tech microfiber and rip-stop nylon upper with TPR shell delivers durability.Pull-on style with hook-and-loop strap at instep for added security and bungee lock snow cuff to keep the elements out.Multilayer inner boot system offers comfort and warmth.TPR outsole provides maximum traction on a variety of surfaces.Measurements: Weight: 10 ozCircumference: 11 inShaft: 5 1⁄2 inProduct measurements were taken using size 5 Infant, M. Please note that measurements may vary by size.