HYDROTECH INX^© X200 is a synthetic resin family for the generation of robust hydrogel microstructures via Multiphoton Lithography (MPL) technology.HYDROTECH INX^© X200 is the first biocompatible hydrogel resin enabling two-photon polymerization induced printing from the micro- to the meso- scale. It is a ready-to-use liquid synthetic resin for the fabrication of bioinert hydrogel structures with ISO 10993-5 certified biocompatibility.The highly reactive strong and flexible material enables printing of macrostructures with micrometer precision, which makes it suitable for a whole range of biologicial applications.