Strong like iron, soft like fleece. Ironweave looks like a tough knit sweater but offers the performance and functionality of fleece. A rib knit exterior bonded to a plush anti-pilling fleece interior provides long-lasting durability. This mid-layer jacket"s interior will keep you toasty while bonding with friends or when you layer it under your outer layer jacket for a winning winter combo. Enjoy all the warmth without the bulk. This sweater fleece is perfect for sustained warmth and flexibility in any activity.