To use this Cascade 220 Superwash Wave yarn, first pick the right knitting or crocheting needles or hooks according to your project. Start creating your item as you usually would, enjoying the beautiful color - shift effect as you work. When it comes to care, you're in luck! You can put it in the washing machine on a gentle cycle and dry it in the dryer. But be careful not to use extremely high heat settings as it might damage the yarn. Also, avoid over - stretching the finished product while it's wet. With these simple steps, your creations with this yarn will last a long time.