Inner material: synthetic Upper material: leather Closure: Laces Sole: rubber Model: Graydon Chukka NU. These Timberland Graydon Chukka Boots are crafted from durable leather and feature a comfortable synthetic lining. The secure lace-up closure ensures a snug fit, while the rubber sole provides reliable traction. Perfect for everyday wear, these boots combine classic Timberland style with modern comfort.