Leather and synthetic upper Slip on entry with adjustable closure Classic PUMA Formstrip on side Removable child fit sockliner Non marking rubber outsole The Puma Smash V2 Leather Is The New Interpretation Of The Puma Smash Icon. The Soft Leather Upper With An Improved Fit Will Help The Little Ones Move All Day Long In Comfort. The Tennis Inspired Silhouette Offers A Clean Look While The Non-Marking Rubber Provides Premium Grip And Durability. This All Time Classic Is Made For Daily Wear. Features Plus Benefits