Premium Material: These shirt buttons are made of premium resin, with smooth surfaces and edges, not easy to break or deform, good touch feeling, do not hurt clothes, sturdy and durable. 4-Hole Design: The sewing buttons have a 4-hole design and are available in white and black. It is very easy to sew and not easy to fall off clothes. Perfect for home or on the go for quick garment repairs. Easy Storage: All sewing buttons are stored in a clear plastic box for easy removal or storage. Keys of different sizes are arranged in different grids for easy differentiation and clean and tidy use. Wide Applications: The shirt button color is black and white, which is easy to match with all kinds of formal wear, such as suits, pants, skirts, pants, dresses, jackets, etc. Also great for dolls, teddy bears, plush toys. , button making. Package Content: You will receive a total of 160 pcs 4-hole circular sewing buttons with 5 different sizes: 10mm, 13mm, 15mm, 20mm and 25mm. Sufficient size and quantity to meet your different sewing or decorating needs.