Cycling Brim Install
The Cycling model is designed to work with both traditional bicycle helmets that have a notch or indentation at the back of the helmet to nest the Da Brim’s attachment strap and with more rounded helmets.
Cycling Classic PDF Instructions: Da Brim Cycling Classic Instruction Manual
Cycling Sporty PDF Instructions: Da Brim Sporty Cycling Instruction Manual
Installation on an Elongated Bicycle Helmet