Package Contents: We will provide you with 100 set plastic sew on snap button, clear transparent color makes it invisible and practical, each set contains one sub-button and one mother button, sufficient quantity for you to choose and meet your daily needs. Durable Material: The 4 sizes invisible snaps for sewing are made of high-quality nylon, which is durable and wear-resistant, lightweight and not easy to break. It is very reliable to use and will not change the style of your clothing. It is the icing on the cake and a practical tool. Assorted Sizes to Choose: Clear plastic poppers fasteners come in four sizes, including 25 to 7.5mm, 25 to 10mm, 25 to 12.5mm and 25 to 15mm. They have a smooth surface that won't scratch your clothes and can easily create a natural closure. Multiple sizes are also more convenient to use. Easy to Use: These press studs fasteners are simple to understand, easy to use and don't require a lot of work to decorate your clothes. The two hidden buckle sections can be fastened together or separated easily to help you work on a variety of sewing projects quickly and efficiently. Thoughtful Gift Choice: Our round buttons are suitable for a variety of sewing projects or can be given as gifts in everyday life. Due to their transparent design, they can be widely used on jackets, bags, pants, shirts, etc., and can be perfectly fastened to everything from clothing to DIY crafts.