25mm bulldog clips in black, with 6 different sizes, are designed for efficient office work. They are made of high-quality materials, strong and durable. Each clip has a moderate size, suitable for clipping various documents and invoices, ensuring that your files are neat and organized. The classic black appearance is simple yet professional, suitable for all kinds of occasions. Buying six different sizes at once meets your diverse needs and makes your office environment more orderly. It is an ideal choice for schools, offices, and homes.