The Filson Quilted Pack Vest is a lightweight, low-bulk layer designed for versatile everyday warmth. Built with a durable shell fabric featuring a DWR finish to repel light rain, this vest works perfectly as a standalone top or as a zip-in liner with select Filson jackets. It features a secure zipper and snap-button storm flap closure to seal out the elements. Packed with 60-gram PrimaLoft Gold insulation, a synthetic fill that retains 98% of its warmth even when wet, this compressible vest provides dependable core protection for shifting weather conditions.