Table 1.

Comparisons of the biocompatibility and stretchability of four nanoporous polymer-based flexible substrates.

Soft Substrate	Air Permeability	Waterproofness	Thermal Management	Stretchability	Pore Size
Porous SEBS [47]	High	Moderate	High	High	200–800 nm
Porous PE [48]	No	No	Low	High	50–1000 nm
Porous PDMS [52]	High	\	Moderate	Moderate	~500 nm
Porous PU [53]	High	Moderate	No	Moderate	\