Rest easy with the luxurious touch of silky soft bamboo. With their natural hue, these pillowcases will bring a simple elegance to your bed, and because bamboo bed linens are naturally hypoallergenic, antimicrobial, and odor-resistant, this set is not only a chic purchase, but a practical one, too. Envelope closure. Born of an adventurous spirit and a natural curiosity for on-the-road comfort, Yala, a family company, creates beautiful, Earth-friendly items running the gamut from clothing and accessories, to bedding and bath. Yala’s collection features elegant pieces, lovingly crafted of natural materials, like silk, cotton and bamboo.