Keep it casual but always on point with the SAS Free Rein Lace Up Sneaker. Onyx/Chalk features a genuine leather upper with perforations on the vamp for increased breathability. Mamba features a genuine leather upper with a smooth allover-snake print. Padded tongue and collar. EZ Lace System allows the laces to easily slide through the D-shaped eyelets. Soft, cushioned knit lining for ultimate comfort and breathability. CoolSTEP Footbed is and moisture wicking for cool and fresh comfort. High-waisted rubber cupsole provides stability and flexibility. Slip-resistant outsole for traction and support.