yellowcrank.com
HEXR custom 3D printed helmet - YellowCrank
HEXR began at University College London (UCL), where Co-Founder Jamie Cook, under the supervision of leading material scientist Prof Mark Miodownik started investigating cellular structures. Every HEXR helmet is a one off 3D custom printed product, made to the precise dimensions and curvature of your head. It consists of two main parts, the inner honeycomb