The etnies Marana is a durable cupsole with an STI Evolution Foam midsole. For durability, the upper includes a fused on, injected rubber toe cap making the Marana a tough and long-lasting shoe. For comfort and performance, it includes a padded tongue and collar, Pro Foam 1 Polyurethane insole and full-length flex grooves in the 400 NBS rubber outsole for ultimate flexibility. It also has hidden lace loops for lace protection and a beefy tread designed to last by including a car tire-like tread pattern.