Knitter's Pride-Cubics Platina Fixed Circular Needles. Engineered from hollow brass pipes and plated with chrome making the shiny smooth surface a delight. The cuboid shape in cross section eventually gives way to perfectly tapered brass tips. The unique ergonomic shape provides excellent grip & uniform stitch definition. Smooth join allows for snag-free gliding of stitches. Cords are flexible and lay flat with no kinks or twists.