Specification Model number:DH1421-2 Shell material:ABS Chin material:PVC Weight :≤1.5KG Wear device:It's helmet can stand 90kgs pull force. stretch of Bridle ≤15mm, comfortable to wear and put off. Productfeature:· Low profile chin wear device can supply maximumadjustability and allow for expansion as needed ·Adoptthree-point fix. Back drawstring can be adjusted as length.