This well-designed eye pillow can be applied warm or cold depending on your preference. Soothe headaches and tired eyes. Cold and warm therapy packs can work wonders for pain. Your answer for natural relief. Designed with your well-being in mind, this therapy pack is made with 100% cotton & linen fibers and filled with natural, unscented lentils. Turn inward. Our therapy packs are also a great option to use for meditation as a weighted eye pillow.