?Multiple Purposes?: Nail Gel Polish Practice great for personal and professional uses, can be shown to customers as an salon displays practice tools, also can be use as practice. ?Easy to Store?: A metal ring and a screw are designed to keep the Nail Art Tips together, you can sort the nail art rods by different colors or designs, no need to worry mess and handy to store. ?Using method?: 2 binder ring: made of metal, durable; close-fitting closure design, easy to pull and press to open or close; Easy to add / remove / rearrange the nails (by opening the clip). ?Quantity?: Sets of 50 pieces transparent Nail Art Tips +Sets of 50 pieces white sector fan boards, totaling in 100 pieces. ?Material?: Fan-shaped nail art tips are made of Plastic ; Size: Approx. 12.8cm/5Inch.