Activity	Road Cycling，Mountain Cycling，
Size	One Size，
Head Circumference (inch)	22-24，
Vents	N/A，
Fit For	23-24inch (58.5-61CM)，22-23inch (56-58.5CM)，
Head Circumference (cm)	57-61，
Features	Light Weight，Adjustable Fit，Sports，
Listing Date	06/30/2017，