The Click n Curl Expansion Kit is meant for customers who already own the Full Set, but are wanting additional barrels. The Full Set is the product that contains the handle and clips, etc. Handle NOT included in the Expansion Kit. Available in four sizes: Ex-Small, S, M & L. Click n Curl allows you to dry and style in one step and creates amazing volume! Great for budget-conscious women who want that salon-quality look without the price tag. Perfect for ladies who know how to use a round brush.