First Tactical Outer Shell Parka - Men's Tall OD Green 3XL. The shell is 100percent waterproof breathable fully seam-sealed wind resistant nylon designed to move and breathe while keeping you guarded from the elements. A revolutionary hood design and compatibility with our Tactix SoftShell Jacket give this shell the edge you need in the field. Specifications for First Tactical Outer Shell Parka - Men's Tall: Manufacturer: First Tactical Length Alpha: Tall Gender: Male Package Contents: First Tactical Outer Shell Parka - Men's Tall First Tactical 118519-830-3XL-T: Outer Shell Parka - Men's Tall OD Green 3XL