Spaceflex technologyThe revolutionary viscoelastic polymer means ertheX flexes and stretches with your shoe for high impact and dynamic use.
LightweightWith gravity defying weight and 0.25mm thickness, you won’t even notice you’re wearing it.
StrongThe strength to weight ratio is around 400% greater than the erthe369 strap making it perfect for high intensity use.
*Copyright © 2019 Müller, Pröller, Ferreira-Briza, Aglas and Stöggl. Department of Sport and Exercise Science, University of Salzburg, Salzburg, AustriaOlympic Training Center Salzburg-Rif, Hallein, AustriaDepartment of Biosciences, University of Salzburg, Salzburg, Austria
Original Research Article Front. Physiol., 28 January 2019 | https://doi.org/10.3389/fphys.2019.00035