Puma Smash 3.0 Childrens - Black. The Puma Smash 3.0 is a classic tennis-inspired shoe designed for everyday wear. It features a durable synthetic leather upper, a comfortable textile lining, and a rubber outsole for excellent traction. The iconic Puma Formstrip on the side adds a sporty touch. These shoes are perfect for active kids who need stylish and comfortable footwear.