The phrase "leather exterior" refers to the outer covering or surface of an object or material made from leather. It means that the outside or outer part is constructed or covered with leather. Full definition
Features include: bold color with a faux leather exterior, a high polish hardware handle, two inner compartments, a snap button closure, and a removable high polish shoulder chain. (pinkbasis.com)
The quality leather exterior and impeccable details make this the perfect accessory to any outfit! (snippetswithalex.com)
With a top - grain leather exterior of 4 oz., it holds up to daily wear and breaks in beautifully over time. (shanaluther.com)