JANYUN 100 Pieces Metal Pin Backs Locking Backs with Storage Case
Brand: JANYUN

Usage:
Great for pins,name tags,pins,etc.

Features:
Spring Loaded fastener for easier on-off action without need a tool

Package Including:
100 pcs pin backs
1 pcs storage case

You will get 100 Pcs pin keeper locks with 1 storage case. Keep your lock pins safe.
Material: nickel-plated copper , Size: 1 cm/0.39 inch in diameter, 0.6 cm /0.24 inch in height
Spring Loaded fastener for easier on-off action without need a tool .
Great for pins,name tags,pins,etc.
Note:These pin backs are not suitable for thick jackets.