Complex sentence: Concealment holsters are designed to be easily concealed, as well as lightweight and unobtrusive; they are generally designed for subcompact and compact handguns, since they are easier to conceal.
Split into simpler sentences: Concealment holsters are designed to be easily concealed, as well as lightweight and unobtrusive. They are generally designed for subcompact and compact handguns since they are easier to conceal.