2 in 1 Visor Headband: The brim of the hat can be unfolded to meet the needs of long-term sun protection, Can be rolled into a headband for outdoor travel with a variety of stylesAnti-slip technology memory foam: The fabric has its own texture and anti-slip when rolled upModifying the face shape: The three-dimensional cropping combined with the precise width and radian ratio can effectively modify the face shape and make the face smaller in 360 degrees.UPF50+ Wrap-around full-face sunscreen: 14cm extended brim, better blocking UV rays, protect more of your face.Comfortable and soft headband: The width and curvature of the headband are ergonomically designed, soft and resilient, and comfortable to wear