The Jerome starts with Italian boiled worsted wool, the kind that holds its shape and its warmth for decades, then adds 750-fill duck down underneath for lightweight insulation. A faux-shearling collar and vegan leather trims finish it, with silver-tone hardware that nods to Aspen’s silver-mining roots. Features: Italian boiled worsted wool for natural warmth and timeless durability 750FP RDS-Certified Duck Down for lightweight warmth Faux-shearling-lined collar YKK® METALUXE® front and hand pocket zippers Elasticized smocked hem Vegan leather pocket details, trims, and patches Size & Fit: Fit Profile: Regular Size Range: S–XXL Materials & Care: Fabric: 100% Italian Boiled Worsted Wool. Insulation: 750FP RDS-Certified Duck Down. Color Options: Black, Oak Care: Do not wash. Do not bleach. Do not tumble dry. Cool iron if necessary. Do not iron on embellishments. Dry-clean only