Wristband Bros was co-founded by Brent and Sean Mulligan in 2009. Started as a part-time endeavor selling wristbands to music groups, we now sell millions of wristbands yearly to customers of all kinds. Our product is perfect for non-profits, small businesses, large brands and awareness campaigns big and small. If you're looking to design custom silicone wristbands, do the smart thing: Go with the Bros. Wristband Bros - Express What Matters.