[Scope of delivery] You will receive two large button extenders (size 53 x 10 x 11 mm/2.1 x 0.4 x 0.43 inch) and 8 small button extenders (size 330 x 10 x 11mm/1.3 x 0.4 x 0.43inch) [Waist is more comfortable] Quickly add extra space to your formal trouser waistband to make your waist more comfortable. [Easy to use, portable] The button expander is easy to use and remove without sewing, and can be installed on the pants in seconds. It is easy to carry and can be easily put in a handbag or bag. [Widely Used] It can be used for jeans, pants, skirts, etc. It is also especially suitable for pregnant women and teenagers, as they grow and change greatly. [High quality and durability] The button extender is made of high quality aluminum alloy and silica gel, durable, strong corrosion and can be used for a long time.