Preserve the condition and value of your silver and bronze age comics with BCW Silver Backing Boards. Crafted from high-quality 24 point solid bleached sulfate, these boards are coated and buffered on one side with 3% calcium carbonate for added strength and protection.
New BCW Silver Comic Book Backing Boards Pack of 100 Acid Free 24 PT, 7″ x 10.5″
What stands out about BCW is the smooth rotation of the head joint.