These nail polish color display sticks are made of high quality acrylic, sturdy and durable, smooth and easy to coloring. Come with a metal ring that allows you to display the nail polish colors easily or take them out. Work great to organize nail designs and display gel polish colors. With 160 Pcs clear sample sticks that allow you collect up to 160 different colors nail polish And you can using a label maker or perm marker provides the "cleanest" look for color display.( Label/Pen are Not included) Plastic nail swatc-hes can be used as practice fan board for beginner. Just use acetone to remove the polish so you can keep practicing and it doesn't ruin them. Perfect for nail art practice, display, nail polish collection and nail art decoration design work. Also suitable for professional use or practice at home.