These cuboid needle tips are designed to be a handy addition to your interchangeable needle set. The square cross-section shape of the Cubics gives way to perfectly tapered birch wood needle points that are elegant, lightweight, strong and flexible. The unique ergonomic shape provides comfort to the hand and yields uniform stitch formation. Two tips per package. You can also view all Knitter's Pride Cubics Interchangeable Needle Tips Needles.