Premier Yarns - Puzzle yarn - Soft washable bulky weight acrylic yarn. Each ball is made with 4 coordinating colors that combine to create ever-changing softly blended stripes. Puzzle yarn is a beautiful choice for sweaters and blankets. Craft comfortably knowing that this yarn is safe for everyone! It has passed the highest standard suitable for direct contact with the most sensitive skin even babies and small children. Oeko-Tex Standard 100 Certified. Includes printed pattern inside the label.