Caterpillar CAT Stratify Waterproof Mid Leather Boots Retail : $145 New with tags, no box. The Stratify offers the durability and comfort you expect from the Advanced Walking Machines collection from Cat Footwear. Stratify has an elevated hiker style and unique detailing with waterproof leather to protect you from the harsh, urban elements, and a durable rubber outsole for extreme slip resistance. • Contoured, Engineered Comfort footbed with rebound foam top layer • Durable rubber outsole + SRX for extreme slip resistance • Full Grain Waterproof Leather • Soft, breathable nylon mesh sock lining • Strobel construction provides superior flexibility and lightweight durability • DuoFuse Ships same or next day.