The Trodat Printy 4921 is a compact self-inking text stamp with a square 12 × 12 mm text plate. It is designed for up to 3 lines of text and is particularly suited to small-format impressions. The stamp features simple text plate mounting and a replaceable ink cartridge that can be inserted from either side of the stamp. It uses water-based, indelible Trodat stamp ink and is available with replacement cartridges in several colours. The Printy 4921 is intended for office and home use. Its compact square format makes it suitable when a small stamp impression is required. Maximum text plate size: 12 × 12 mm Maximum imprint size: 11 × 11 mm Recommended maximum number of lines: 3 Text plate shape: Square Stamp type: Self-inking text stamp Impression type: Single-colour Compatible ink cartridge: Trodat 6/4921