Portable Reduces its volume by more than 50% when folded, becoming as flat as a book.
Safe Stays locked while on your head, keeping you secure.
Weight Incredibly light, weighing 250g – 290g [S – L]
Measurements Measure the perimeter of your head above the eyebrow.
Small 51,5-55cm || Medium 55-58,5cm || Large 58,5-62cm