Pins PinionPins Magnetic Duvet Clips. (8 Per Pack: Enough for 2 Beds!) Stronger Than Traditional Duvet Fasteners Like Duvet Donuts. This package comes with 8 pins, 8 white caps, and 1 magnetic key. To remove, simply use the included magnetic key to remove the backer. Try them for other things too! You can use Pinion Pins to hang decorations, pin curtains, securing furniture slipcovers, and much more! Pinion Pins use an innovative magnetic pinning system to hold your duvet fast and secure. Simply put the pin through the materials you want to connect. Place the backer on the pin and it will hold in place with over 10lbs of strength!