TEN and 2 FIVES Flat Leather Cord Slider ANT SILVER
Hole Size: 5.5mm x 2.5mm, 10mm x 2.5mm
Material: Zinc plated with 99.9% sterling silver
Origin: European Union
Free of lead, nickel, cadmium. Hypoallergenic.
This does not slide onto leather - it it more like a connrector. You can use two of these bars to have a focal centerpiece with 10mm flat leather + slider of your choice, and then add 2 strips of 5mm on each side.