HPN Signature Series Auto-Open Cap Heat PressIntroducing the HPN Signature Series! The quality and reliability of the HPN brand heat presses have been taken to a whole new level with the Signature Series. The HPN Signature Series is packed with a surplus of features that surely defines why we have coined this our Signature line of heat press machines. With the inclusion of an enhanced time temperature gauge, and the aiding gas shock opening mechanism, our Signature Series line of heat presses