【Specification】 Includes 5 black "Belt extension buckles" measuring about 8.3cm x 2.6cm 【 High quality 】 The waist is made of high quality fabric, strong and durable, not easy to tear 【 High Flexibility 】 Waist retractor is very flexible and can be easily stretched to the desired length when used 【Easy to use】There is no need to sew the waist retractor onto the pants or belt, just insert the button into the gap of the waist retractor, and then fasten the waist retractor button through the pant hole 【 Men's and women's pants buckle extended suit 】 Suitable for teenagers and adults, especially suitable for pre-puberty and pregnancy before the development of children with large fluctuations