Concord & 9th Clear Stamps 6in X6in – Positive Print Turnabout – Create uplifting projects when you craft with the Positive Print Turnabout Clear Photopolymer Stamp by Concord & 9th. Included in the package is one photopolymer turnabout stamp that can be used with an acrylic block and your favourite inks (sold separately). The stamp measures 6in x 6in .