The package includes 200 plastic buttons, including 100 black buttons and 100 transparent buttons (with a diameter of 1.2 centimeters), which are sufficient to meet your daily needs. High quality material : The bubble slide covers are made of non-toxic and safe plastic. They are hard, sturdy, lightweight, waterproof, and durable [Exquisite workmanship] Crocodile charm shoe back Our buttons are exquisitely crafted, with a very smooth surface that is easy to insert and remove, so there is no need to worry about damaging your shoes. Easy to use: The Crocodile Charm Fixer just needs to apply glue to the back of the accessory you want, then place it on the flat surface of the button, hold it down for a while, and you can complete a DIY shoe buckle. Wide application range : Suitable for any shoe with holes, it can be used for shoe accessories, wrist strap accessories, handicraft production, DIY project combinations, etc