Self-Lock Design Comes with a snap self lock design makes it easy to open and close - all you have to do is just place the hair clip at the base of the hair buns and press to close. Firm Grip The side claws can keep the hair bun in place throughout the day without so that the bun doesn't lose its shape or tightness - it does not tangle with the hair. Durable Material It is made of good alloy material with fine craftsmanship that makes it fade-resistant, rust-resistant and durable - the rhinestones have long-lasting shine and will not fall off the clip.