“…[31][32][33][34] However, little attention has been paid to the construction of superhydrophobic synthetic suede which is a classical exible substrate widely used in the wearable eld. [35][36][37][38] Synthetic suede is a kind of synthetic leather material with hydrophilicity because of the superne nylon bers in the substrate, which have an abundance of hydrophilic groups, 39,40 such as -OH, -CO-, and -NHof the macromolecules in nylon, which can form hydrogen bonds with water molecules. Since there is a sea of ne uff on the surface, the synthetic suede products are vulnerable to liquid stain or easily contaminated by blotting.…”