The Zip Pouch Pro carries your cards, cash, tools and small essentials in a compact pocketable package. It has a secure storage space for frequently used items, and extra pocket for loose chain and other small items. Three external slots are great for carrying your EDC gear such as a torch and multi-tool. 3 external slots for EDC tools Weatherproof fabrics and zippers YKK AquaGuard zippers All X-Pac materials share similar properties and with small items, the practical differences are quite small. A larger denier means thicker material and makes it less prone to creasing. X50 feels also a bit softer than VX21/42. VX21: Low stretch, abrasion-resistant, lightweight 210 denier face, waterproof, ideal balance of weight and durability. VX42: X4 laminate, 420 denier face, waterproof, exceptional abrasion resistance and durability. X50: Rugged 500 denier Cordura® face fabric, waterproof, tear-resistant, highly abrasion resistant. A bit thicker and feels softer than VX21/VX42