These Twisted X Men's Casual Grey Kicks are a perfect shoe to add to your collection. Comfort, style and looks go with anything from jeans to shorts. Please Note: If this is your first pair of Twisted X... We find that Twisted X runs a touch larger than some brands. Most customers purchase a 1/2 size smaller in Twisted X, than what they typically wear. Merino wool upper. Merino wool is a durable, eco-friendly material made from renewable and biodegradable natural fibers sheared from Australian Merino Sheep. Padded tongue and interior lining for added comfort. Removable, moisture-wicking, antibacterial and machine washable SD footbed. Molded rubber outsole provides durability.