Seiko Watch Band, 18mm, Leather/rubber, Genuine Brown Strap, for RS02C18BN.

Watch Band 18mm Brown Material: Leather & Rubber Seiko's first commercially available genuine band combining leather and silicone materials A genuine Seiko band that combines the appearance of leather with the water resistance of rubber. The underside of the band that adheres to the wrist is made of rubber. The underside of the wrist, which is prone to sweating, is designed to stay dry. The grooved design of the rubber base makes it more flexible and bendable, as well as soft, elastic, and tear-resistant. Easy installation with a sliding spring bar. Buckle is made of stainless steel. Outer material: Calf leather with crocodile embossed pattern Inner material: Silicone