It's a great running tank, but the soft, lightweight, highly breathable sleeveless Women's Comet Tank also makes a super comfortable, sporty top for hot days of exploring new destinations. It dries fast, has anti-microbial and UV treatment, and slightly wider shoulder straps, so it's comfortable under a pack and can be worn multiple times between washings. It also features scoop neck and feminine lines, AdvancedSkin ActiveDry technology, highly breathable fabric on the back that guarantees comfort in hot weather, odor control and is active fit. Material: Polyester, Elastane.