These hooks offer a warm, lightweight, and inexpensive alternative to aluminum. Luxite is a specially formulated plastic material that is very durable. The famous in line head helps reduce wrist motion for fatigue free crocheting and helps you maintain a more consistent gauge. The larger hooks are great when you want to use novelty yarns or double or triple strand your favorite yarn to create afghans, bulky sweaters, and scarves that are finished in a snap.