Standard EVA degrades when exposed to oils, sweat, and disinfectants. EVA-3 does not. It is now the material of choice for prosthetic liners and diabetic insoles. Its closed-cell structure prevents bacterial ingress, and its low compression set means a prosthetic foot retains its shape after 2 million steps.
: This was the final moonwalk of the Apollo program, performed by Eugene Cernan and Harrison Schmitt. Standard EVA degrades when exposed to oils, sweat,
The EVA-3 system has undergone extensive development and testing, including: Standard EVA degrades when exposed to oils, sweat,