BLE 344 is a flat shader sweeper brush designed for makeup application. It features a flat fluff shape and is typically made with soft natural hair bristles. This type of brush is commonly used in the beauty industry for applying and packing eyeshadow onto the eyelids.

The flat shader sweeper brush is specifically designed for applying eyeshadow to the eyelids, particularly on areas that require concentrated color or intense pigmentation. The flat shape and soft bristles allow for precise and controlled application of eyeshadow.