The ROA Twiya 600fill Down Liner is a premium lightweight insulated jacket from the Swiss technical outdoor brand, featuring 600-fill power down insulation for efficient warmth in a slim liner silhouette.

• 600-fill power down insulation for warmth-to-weight efficiency
• Twiya liner silhouette designed for layering under shell jackets
• ROA's technical design language with minimal aesthetic
• Packable construction with internal storage
• Part of ROA's premium alpine and outdoor performance layering system