The Ultra FOAM Disposable Tubes (Open Flat Tip) are crafted with the dual goals of precision and artist comfort in mind, featuring an open flat tip that's adept for both lining and shading tasks. With their 1.25-inch foam grip handle, thoughtfully designed to mitigate hand cramps and fatigue that often accompany long tattoo sessions. This attention to comfort and control allows artists to concentrate on their artistry, free from the hindrances of physical discomfort. These disposable tubes are enhanced with a memory foam grip that molds to the artist's hand, offering a comfortable, yet secure hold that facilitates meticulous and precise work.