These Double Faced Snap Grommets look great from both sides.Each grommet consists of one male part and one female part, and are easily installed using a rubber mallet.
 
These need actual “force” to push together; they are not the “click” together kind. These can be installed with a Rubber Mallet.
Dimensions:
Inner diameter after installation: 12mm (½”)
Outer diameter: 26mm  (1”)
Height: 5mm
Grommets will accommodate a bag thickness of 4mm (3/32″).