Savannah is our spirited take on the popular ?engineer? silhouette. Buckled up and fashionably slouchy, the full-grain, lightly broken-in leather is rich in detail, plus it's fully waterproof. ATS® technology for stability and all-day comfort. Breathable Waterproof Pro™ membrane construction with waterproof, full-grain leather and nubuck. Engineer-inspired design with hardware buckle detail. Medial YKK® zipper. Non-marking rubber outsole