Stoneskin Helmet

The Stoneskin Helmet is a light helmet manufactured by Kastak Arms.

In-game description
"Kastak Arms' Stoneskin series of combat undersuits are built upon CDS' famous TCS-4 system based on extensive feedback from the operators who rely on this technology in the field. Offering a myriad of options for armor and EVA capabilities, the Stoneskin is set to rival CDS as a rugged and reliable undersuit."