Here are a few more (black version): - Discreet appearance, not boring through the mesh inserts yet - All-round reflective strips (front running this at the screen edge along) - In my head circumference 58cm Velcro is pretty much "on center" - Velcro is 7cm long, from which one can estimate the adjustment (approximately ± 4cm) - Have the Cap washed at 30 ° fine / silk -> no problem - The screen is initially flat, but can be easily bent as desired