1. Snow wool fabric: fabric comfortable and soft, air-ventilating and pro-skin, not easy to shed hair, lose color or ball up
2. Multi-functional usage: adjustable shrinking opening enabling hat to have multiple functions,
3. Shrinkable top opening: adjustable shrinking opening making the hat look more fashionable and beautiful
4. Fleece lining: only high-elasticity non-collapsing velvet used as lining, being glossy, the double-layer material enabling a solid sense of three dimensions, keeping warm and resisting cold
5. Outdoor, sports, traveling models being relaxing and fashionable