NewInterior AI
Bed & Bath Linens

Pillowcase

A pillowcase is a fabric envelope designed to cover and protect a sleeping pillow, shielding it from facial oils, perspiration, saliva, and skin cells that would otherwise accumulate on the pillow surface. Available in standard, queen, and king sizes to match corresponding pillow dimensions, pillowcases are one of the most frequently laundered bedding items and play a direct role in skin and hair health due to their close contact with the face during sleep. The choice of pillowcase fabric has gained significant attention in recent years, with dermatologists and hair care professionals recommending silk and satin pillowcases for their reduced friction against skin and hair. Cotton remains the most popular choice for its breathability and easy care, while bamboo and Tencel options offer moisture-wicking properties. Pillowcases are available in envelope-style closures that tuck the pillow inside a fabric flap, or zippered versions that fully encase the pillow for allergen protection.

Key Characteristics

  • ✓Protects pillow from oils and perspiration
  • ✓Available in standard, queen, and king sizes
  • ✓Direct contact with face affects skin and hair health
  • ✓Most frequently laundered bedding component
  • ✓Envelope or zippered closure options
  • ✓Sets typically include two matching cases

Types & Variations

Envelope closure standard
Zippered allergen barrier
Oxford style with flanged border
Housewife style with simple seam
Body pillow case

Common Materials

Cotton percaleCotton sateenMulberry silkSatin polyesterBamboo viscoseLinen

Works Well With These Styles

Any StyleClassicModernMinimalistLuxury

Placement & Usage Tips

Position pillowcases with the opening facing away from the bedroom door for a cleaner visual line. Layer sleeping pillowcases behind decorative shams during the day. Replace pillowcases every one to two weeks or more frequently for acne-prone skin.

💡 Pro Tip

Keep an extra set of pillowcases in your nightstand for mid-week changes. Sleeping on a fresh pillowcase is one of the simplest ways to improve skin clarity, and having extras on hand makes this habit effortless without doing a full laundry cycle.

Related Terms

Pillow Sham

A decorative pillow covering with a flanged or tailored edge, designed to coordinate with the bedding ensemble and typically placed in front of sleeping pillows during the day.

Sheet Set

A coordinated collection of bed linens typically including a fitted sheet, flat sheet, and one or two pillowcases, sold together to ensure a matching bed ensemble.

Pillow Insert

The inner filling component of a decorative pillow, typically a fabric shell stuffed with down, polyester fiberfill, or foam, designed to be covered by a removable pillow cover.

← Back to Glossary