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Mister B URBAN Castro Brief - Blue

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Everyday Comfort - Best Mens Cotton Briefs

After the incredible success of the URBAN Bronx Briefs, Mister B launches a new addition to the URBAN line - Castro Briefs. Made of the signature Mister B blend of 95% cotton & 5% elastane for elasticity, these briefs will quickly become your favorite go-to underwear. Many of our customers buy enough for every day of the week.

Like the other Mister B models, these men's briefs feature an inner pouch which pushes your most precious parts nicely up and forward. 


  • Pre-washed and pre-shrunk
  • 95% cotton and 5% elastane
  • Inner pouch helps to push precious parts up and forward
  • Durable elastic waistband jockstrap
  • Silicone Mister B label on right hip
  • High quality and made to last


  • Small (waist 26 - 30 inch)
  • Medium (waist 30 – 32 inch)
  • Large (waist 32 – 34 inch)
  • Extra Large (waist 34 – 37 inch)

    Other colours available:

    • Red