This is a pack of 200 insulated staples for the staple gun shown above. It can work with round wire with diameter from 4 to 6mm (about 1/4 inch -- typical phone or data wire), or flat wire with height from 2.5 to 4 mm, and width up to 8mm (typical phone line cords with up to six conductors).
Flat rate shipping charge is $9 for up to six packs sent to any address in the U.S. It can be sent with other flat-rate items.
If ordered with the staple gun, you can get up to three packs of staples with no additonal charge for shipping.