DropOS

Description Easy to expand the waist and adjust the waist size of the pants Spring design, good flexibility, flexible stretch Method of use. Prepare the button and pants, put the spring into the original button, and put the button through the buttonhole. Specification Style: metal spring models Material: alloy Color: black, white Use: expand the shirt collar, cuffs, pants waist, can expand 2-3cm Quantity: 2/4pcs Package includes: 2 /4* spring extension buckle