She'll be eager for some warm weather to start showing off the grace of the SRT SM Jane. Patent leather upper features floral perforations on the vamp. Hook-and-loop closure for easy on and off. Leather lining and footbed. Natural Motion System® mimics barefoot walking, and has the flexible stride path and natural propulsion that babies need to grow into strong walkers. Sensory Response Technology™ helps mimic barefoot walking by having sensory pods on the outsole to help kids feel the ground. Flexible and lightweight outsole helps kids learn to adapt to uneven surfaces. Imported. Measurements: ; Weight: 2 oz ; Product measurements were taken using size 3 Infant, width M. Please note that measurements may vary by size.