Kufiya Castro Hat

Source: milcentric.com via Julian on Pinterest

The 'pin' describes it as "NSBQ Shemagh Houndstooth Military Cap Hat."

NSBQ describes it as a CastroHat, and sells it for $80. NSBQ (NING SI BU QU) is a brand created in 2006 by Hong Kong Hip-Hop artist MC Yan.