With Sympathy - acrylic stamp
Peel clear stamp from the transparent sheet and position onto an acrylic block.
Allow ink to stamp. Position stamp in desired spot by looking through the clear acrylic block, and press down evenly.
Clean stamp with a damp cloth and return to transparent sheet.
For Best Results - use acid free inks, clean stamps after use with a damp cloth and store in transparent sheet and keep away from extreme temperatures.