Our XXSmall sized pillowcase is designed to deliver a sweet night of sleep.Silk is a natural fibre that provides a buttery smooth, petal-soft, and frictionless sleep surface. You'll spend less time combing through knots and tangles or worrying about bald spots and irritated skin. Also, get more peace of mind. Silk is moisture-wicking, so hot sleepers stay cool.And rest easy cause this pillowcase can withstand frequent machine washing. Designed in Toronto.MaterialIt is 100% long strand mulberry silk, extra shiny and grade 6A (highest grade). The silk is 22 momme (600 thread count). The pillowcase is Non-Toxic dyes and OEKO-TEX® 100 certified.