Lavender eye pillow is filled with flax seeds and lavender buds from Isparta (Turkey). The approximate size is 10 cm by 25 cm. 1 option: Pillow case is done from 100% cotton material can be refilled after two years of use. 2 option: Pillow case is done from 100% cotton patterned material on the face, and 100% Tai silk (white) - from the bottom side. Pillow can be also done with the band, cased in the cotton or silk material. This pillows can be cooled in the freezer (in zip locked plastic bag) and used as cooling compress for headache or migraine treatment. For soothing warmth simply place in a microwave safe dish and warm in 10 second increments. Read further instruction on the product to avoid hot spots or product's damage. This eye pillow is great for relaxation, after yoga session, during massage or to improve sleep. *Non-removable cover