Using this product is easy. First, pick your favorite toy animal from the 12 designs in the book. Then, follow Cinthia Vallet's seamless knitting method step - by - step. You can personalize the toys by choosing different colors for their garments and accessories. When knitting, make sure your needles are the right size for the yarn you're using to avoid any issues. As for maintenance, the knitted toys can be gently hand - washed in cold water. Use a mild detergent and pat them dry with a towel. Keep them away from sharp objects to prevent any snags. Have fun creating these adorable toys!