The versatile Girls Hazelton Fleece from Jack Wolfskin guarantees all-season comfort and warmth. It can be worn on its own or as an inner jacket under a hardshell. However they choose to wear it, one thing's for sure: it's incredibly comfortable. The high-loft fleece has a super soft feel. The fleece is also very light and packable, so it can be stashed in their day pack until it's needed.