Mizuno Clear Shield Menho - Brand: Mizuno - Color: White/Clear - Type: Helmet - Use: Karate Protective Gear - Features: Clear Shield Thank you for viewing. This is a Mizuno karate menho, size M. The shield has scratches, but otherwise, there is no yellowing. I used it for about a year. The adjustment Velcro sticks firmly. There are marks left from removing a name sticker.