The Apex Jacket Features a 3-Layer Breathable Membrane and our Air/X Ventilation Technology. Product Details Description Hook & TackleA(R) shaped the Apex Jacket for ease of movement and outfitted it with highly breathable shell fabric for comfortable temperature regulation so you can go outside and fish as hard as you want. You can wear this mid-weight jacket alone in mild, mixed weather conditions, or they can wear this jacket as an insulating layer beneath a storm shell. Thanks to the windproof fabric, fully taped seams, and an interior zipper wind flap, you get full protection from the wind along with stretch and breathability. The Hook & TackleA(R) Apex Jacket also features a 3-layer membrane that&';s waterproof and breathable, adjustable corded waist, oversized zippered pockets and Hook & Tackle&';sA(R) Air/X(TM) ventilation system that enhances cross-ventilation. Features: Outer Shell: 100% Polyester Micro-Fleece & 100% Nylon Inner Shell: 100% Micro-Polyester Air/X(TM) Ventilation System 3-Layer Membrane Breathable, Windproof and Water-Repellent Fabric Adjustable Corded Waist Zippered Pockets Video