Sliders 20mm, 25mm, 40mm and 50mm.
The size indicated is the size of the webbing that will go through the slot. The overall size of the buckle will be bigger.
You can purchase 2, 4, 8 or 16 buckles using the selection box.
They can be used to update repair or update bags, clothing etc.
The more you buy the cheaper they will work out per slider.
Please look carefully at the images as they will help in selecting your item.