1.Package includes: You will receive a total of 8 pieces in this set: 4 long button extenders for trousers measuring 5x1.7cm, and 4 short button extenders for trousers measuring 3.5x1.7cm. These button extenders are designed to meet the adjustment needs of different waist sizes. 2.Material: Our waist extenders for trousers are crafted from quality copper and safe silicone materials with smooth edges. They are rustproof, durable, sturdy, and reusable. 3.How to use: When your waistband feels too tight and small, simply attach the waistband extender by passing the silicone part through the buttons of your pants. Then, button your pants using the buttons on the waistband extender. This process is convenient and easy to disassemble. 4.Benefits: Our waist extenders quickly add extra space to the waistline of your favorite pants, providing a more comfortable fit and saving you from having to pants. They are portable and can be easily carried in your handbag or pocket for quick adjustments whenever needed.