The chips in the top picture have both front and back inlays. The chips in the bottom picture are missing their reverse inlays. Take 2 to 5 for $5 each plus postage. Take 6+ for $4 each plus postage. Please let me know if you have any questions.

Chips in the picture have inlays on both sides:

Chips in this picture have inlays on just the side shown. See the top two chips for examples of what the other side looks like: