Practical combination suit: the suit has 20 pieces of elastic button extensions, including 10 pieces of jeans button extenders and 10 pieces of men's shirt collar extenders, which are available in black and white, with sufficient and complete combinations to meet your daily needs Long term stable : the dress shirt neckline extender is made of high-quality metal, which is easy to , providing you with a comfortable wearing experience extension cord is made of high-quality elastic belt, which has good elasticity, making your pants more suitable and comfortable Adjustable and easy to : The neck expander of the dress shirt is simple to . You can quickly and easily obtain additional space by connecting the elastic collar expander to the existing button on the shirt There are 3 slots on the extension line of women's trousers, which can extend the waist of the trousers to 0.5-2.5 inches for easy Comfortable and invisible: The button extender is invisible and can be under the belt or tie. You 't need to worry about whether the button will be exposed. It is also easy to without sewing, so you can easily and comfortably wear your favorite clothes Wide range of applications: button extenders for shirts and pants are widely used, which are very suitable for shirts, dresses, pants, jackets, collars, jeans, etc., to help you put on your favorite clothes again Color: blackandwhite Material: Cloth Package Contents: 20 pieces of elastic button extensions, including 10 pieces of jeans button extenders and 10 pieces of men's shirt collar extenders Only the above package content, other products are not included. Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is 1-3cm.