You need a nice swimsuit to swim this summer

Summer weather is really day by day hot, Xiaobian heard that someone has been scalded by the ground, showing how high the temperature, in such a hot day, we must be more hydrophilic to cool summer, such as Go swimming is a good choice, of course, since going swimmi

Cloth button general specification table

Buttons for cloth buttons Common number: The shape of a cloth button is generally circular. To simplify the designation of the model, a certain range of buttons with a diameter of a certain size is converted into a popular and easy-to-remember method called “numberâ