Using these KnitPro Mindful Collection Fixed Circular Needles is easy. Start by threading your yarn through the cable and onto the needle tip. For lace work, use the sharp lace tips to create delicate stitches precisely. When knitting daily items, the smooth cable ensures your stitches glide easily. Remember, since the cables are marked every inch, you can measure your work as you go. As for maintenance, keep them in a dry place to prevent rusting. If they get dirty, gently wipe them with a soft cloth. When not in use, store them in a safe place to avoid bending the tips or damaging the cables. And don't worry about the new KnitPro packaging; the quality of the needles is just as good as before.