From the gym to the track, take care of business with the durable performance of the PUMA Cell Surin 2 FM! Cross-training design for versatile use. Durable synthetic uppers. Breathable mesh panels at toe and heel. Lace-up vamp. Signature Formstrips adorn sides. TPU shank for increased stability. Heel cushioning unit for all-day comfort. Rubber outsole with traction for durable wear.