SummaryTwo different present proposals for Valentains day: A small 3D printed decorative plant to celebrate this special day. A heart box with a hinge that can be used as a pendant or keychain, all printed in one piece. Find more information below. http://diwo.bq.com/impresion-3d-para-san-valentin/ InstructionsPrinted in pla. To get a good print result for the heart it is important to lower the temperature and increase the retraction. Note! There´s no need to add any support. Inside the heart there is a small support that must be removed once printed.