No matter what you're up to, the last thing you want is a boring old knuckle duster. With the Monster Mind Assorted Color Knuckle Bubbler, you'll add some serious style to your look. This vibrant and colorful accessory is perfect for making a statement, whether you're headed to the club or the office. Made of durable materials, it's built to last, and its unique design is sure to turn heads. So go ahead and make a statement with the Monster Mind Assorted Color Knuckle Bubbler.