The most common one among all three is the padded underwear
. This style uses pieces of materials inserted in the front pouch to make the package look fuller but without any kind of support or lifting.
The materials used vary from foam or cloth depending on the use of underwear, oftentimes removable. Foams are usually used to provide comfort while other types of rigid materials are used to provide protection, typical in underwear used to protect the package. While this type of underwear creates a fuller look, the additional material increases the temperature, giving the user an uncomfortable feel especially for someone living in warmer places.
The basic purpose of padded underwear is adding to the visibility of one's manhood --- this enhancement technique, by far, is cheaper than spending a humongous amount of dollars in other methods.
Padded underwear is readily available in department stores and online shops catering to the needs of the male anatomy.