The Men's Patagonia Micro D Patch Pocket Jacket is a lightweight fleece for summer days that slowly begin to fade into fall nights. When it comes to chilly hikes and campfire nights, zip up into the 100% recycled polyester microdenier fleece for cozy comfort. The front welt pockets warm your hands or hang onto your phone and keys, while the left chest zip pocket dutifully holds a snack and lip balm. Simple, breathable, and just enough for cool weather.