Zappos.com is proud to offer the Lassen Tehama Mens (Navy) - Lifestyle Departments: NOTE ABOUT SIZING: This style runs slightly small. It is advised that you order a size larger. (If you wear an 8.5, order a 9.); A casual, easy going, and comfortable slip-on shoe. Suede leather upper for long durable wear. Lightly padded footbed and collar for added comfort and support. Twin goring for easy on/off and added flexibility. Polyurethane sole provides great traction. These shoes are packed with rugged features and a sporty, casual style, great for any occasion.