Here's what other sites are saying:
Features of the Rab Women's Power Stretch Pro Pull-On Top Polartec Power Stretch Pro fabric YKK VISLON front zip, chin guard Flatlock low bulk seams Thumb loops at cuff
"Rab Women's Apparel Clothing Power Stretch Pro Pull-On - Womens Deep Ink Extra Small QFE63DI08. From mountaineering to hill walking the Power Stretch Pro is extremely versatile. Maximising performance and comfort it has an excellent warmth to weight ratio making it an obvious choice for long trips and cold expeditions. Designed using Polartec Power Stretch Pro this mid-layer has four-way stretch giving you complete freedom to move whilst the fast wicking fabric works hard to both insulate and manage moisture."