Technical StrategiesSecurity Hi-Tech Individual Extra-Light Device Mask 3.0 A Continuous EvolutionVellone, Valentino MD; Ramieri, Valerio MD; Cascone, Piero MD, PhDAuthor Information Department of Cranio-Maxillofacial Surgery of Policlinico Umberto I, Sapienza Università di Roma, Rome, Italy. Address correspondence and reprint requests to Valentino Vellone, MD, Via Pietro da Cortona, 8, 00196, Roma (RM), Italy; E-mail email@example.com Received 30 April, 2019 Accepted 26 August, 2019 The authors report no conflicts of interest. Journal of Craniofacial Surgery: May 2020 - Volume 31 - Issue 3 - p 836-837 doi: 10.1097/SCS.0000000000006026 Buy Metrics Abstract In 2008, the authors presented their Security Hi-tech Individual Extra-Light Device Mask (SHIELD), a customizable protective shield based on the (soccer) player's face cast. In 2017, the authors presented an update in the realization process, based on computer-aided design/computer-aided manufacturing technology, and called it SHIELD 2.0. Now, the authors present a further update in the realization process. © 2020 by Mutaz B. Habal, MD.