AllerEase 100% Cotton Allergy Protection Hypoallergenic Zippered Pillow Protectors (Set of 2), Standard/Queen - 20" x 28" 100% Cotton Imported 100% BREATHABLE COTTON is soft to the touch and does not retain heat. COMPLETE ALLERGEN BARRIER PROTECTION: These ZIPPERED hypoallergenic pillow protectors have a PORE SIZE of less than 10 MICRONS to effectively block dust mites and other household allergens from settling in your pillow and triggering allergy and asthma symptoms. FULLY ENCASING your pillow with a durable zippered protector will extend the life of your pillow. PREMIUM-QUALITY COMFORT: Features 200 thread count 100% cotton for a soft, smooth and noiseless look and feel. EASY CARE: Machine wash and tumble dry low. SIZING: Standard/Queen 20" x 28" 100% SATISFACTION GUARANTEED: Customer satisfaction is importance to us, that's why AllerEase offers a 10 YEAR LIMITED WARRANTY. We're confident you'll LOVE our products. IMPORTANT: This product is DISTRIBUTED IN THE USA in NEW CONDITION by the ALLEREASE brand ONLY. Check sold by Amazon to ensure authenticity.