Momo Grow Boys Double-Strap Leather Sandal Shoes (US11 & US12) Leather Imported Rubber sole Runs large; order one size down Rubber soles with deep tread pattern increases slip-resistance Flexibility of the sole enables a better natural shift of weight from the back to front of the shoe when walking Closed front design to protect little toes Upper: 100% leather; Insole: 100% leather; Sole: rubber