The Acronym J91A-WS is a modular liner jacket designed for versatile layering. It combines a WINDSTOPPER® shell with PrimaLoft® insulation for warmth and weather resistance. This jacket is engineered to integrate seamlessly with Acronym's shell jacket system, offering flexibility in how it can be worn.

• Two-layer Gore WINDSTOPPER® shell
• PrimaLoft® insulation
• Stand collar
• Full zip closure
• Seven external zip pockets
• Designed for layering under WIDE fit shells, but can compress for STRAIGHT fit shells, or be worn over PROFILE fit items.
• Shell: 78% polyester, 34% ePE/PU
• Insulation: 100% polyester