When it comes to wigs, hairpieces, and extensions, achieving a natural and undetectable look is paramount. One essential factor in achieving this is the way the hair is ventilated onto the wig cap or base. Knots play a crucial role in this process, and the technique used to bleach these knots can make a significant difference in the final appearance of the hairpiece. In this comprehensive guide, we will delve into the world of knots, specifically examining the differences between pre-bleached knots and regular knots, and how these distinctions impact the overall aesthetics of hairpieces. Knots in hairpieces: An overview. Before we dive into the differences between pre-bleached knots and regular knots, let's establish a basic understanding of what knots are in the context of hairpieces. Knots are tiny clusters of hair strands that are tied or secured to the wig cap or base. These knots are where the hair is attached, and they play a crucial role in determining how natural ...