1. Natural vs Petrochemical
Satin = Polyester = Plastic"Satin" is not a material, it's a weave. 90% of cheap satin pillowcases are made of polyester (derived from petroleum). They are slippery but inert.
Silkhouse Silk is a natural animal fiber rich in proteins and amino acids, perfectly biocompatible with your skin.
SWITCH TO 100% NATURAL ➜
