While it may seem like this head won’t really cover a lot of ground, they offer users the added benefit of really being able to get into tight spaces. Often, people who are working with a limited amount of space only use these products to get the big bulk of the area, and then ultimately wind up on their hands and knees with a damp rag cleaning in places like under cabinets and behind the commode. The triangular designs are perfect for squeezing into tight corners that a standard model wouldn’t be able to reach, even if it had a swivel neck.