1Durable Material: Waist buckle is made of ABS, which is sturdy, durable, flexible and not easy to get deformed.2Flexible Adjustment: You can tighten it according to your waistline. Pants and skirts can be tightened to the waist for a great fit that makes you feel more comfortable and beautiful.3Stylish Design: With a stylish and beautiful design, it as great substitute for a belt.is the equivalent of a decorative item on the waist of your pants after use.4Nonslip: Unique card slot design and a detachable structure. Clothes can not fall off when stuck, and it will be as tight as the card for a long using time.5Easy Operation: Find a location at the waist of the pants that fits your size and insert the needle center into the very margin of the pinch at the waist of the pants, and lock the needle center.