AERO|TECH|DESIGNS Big Man's Waterproof, Breathable, Windproof Cycling/Activewear Jacket 100 % Polyester with DWR finish on surface plus waterproof Laminate PU membrane Imported Machine wash cold, hang dry Packed with features and technical details, this jacket is rigorous enough to stand up to a rain storm on your morning commute and can also be paired with layers to keep you warm and dry throughout the winter Waterproof, windproof and breathable, the jacket includes sealed seams, a DWR (Durable Water Resistant) finish, zippered pockets, media port in lapel pocket, adjustable fit (Velcro wrist closures and cinch cords at the waist), extra storm flap for greater coverage from back spray and reflective piping Adult Sizes: 3XL 48-52 chest | 4XL 54-56 chest | 5XL 58-60 chest The jacket's membrane is designed to block water molecules from entering while conversely allowing smaller water vapor particles like sweat to pass through to the outer layer where they can evaporate and keep you dry; this is how the jacket is both waterproof and breathable Available in regular, big man's and tall-specific sizes in separate Amazon listings