Silky Soft Bamboo Cotton Pillow-Cases, 100% Bamboo-Cotton Pillowcases, Standard Size, Green Luxury Hybrid Bamboo-Cotton Blend Pillowcases. 300TC 60% Viscose from Bamboo and 40% Cotton Extremely comfortable in all temperatures. Perfect for people with allergies & chemical sensitivity Bamboo-Cotton-Blend is highly resistant to dust mites and grown without pesticides Standard set includes 2 Standard size pillowcases 20X30" Machine wash in cold water only. Delicate cycle. No Bleach. Tumble Dry on low heat. Remove immediately at end of cycle. Press with warm iron if needed