For the purposes of heading N° 6109, the terms singlets and other vests include garments, even if of a fancy design, worn next to the body, without collar, with or without sleeves, including those with shoulder straps. These garments, which are intended to cover the upper part of the body, often possess many characteristics in common with those of T-shirts or with other more traditional kinds of singlets and other vests of heading N° 6109.