A lumbar pillow that gently wraps around your lower back while you sleep! It fills the gap between your lower back and the mattress, maintaining a natural posture. A thick, fluffy, and voluminous cushion. Made with soft, cool-to-the-touch material for a smooth feel. Highly breathable, high-resilience material that prevents stuffiness even after long hours of use. Easy to use whether you sleep on your back or side, and provides stable support even when you toss and turn. Also works as a back cushion during housework or work. The design is easy to use for both men and women, and it's completely hand-washable for hygiene. Let's make your daily relaxation time even more comfortable. Contents: 1 lumbar pillow Materials: Milk fiber, polyurethane, filling Size (approximate waist): M: Total length 90cm x width 18cm (approx. 65-80cm) L: Total length 100cm x width 18cm (approx. 75-90cm) [Disclaimer] This product is a general cushion and is not a medical device or for therapeutic use. If you are undergoing treatment for lower back symptoms, please consult with your doctor before use. * Specifications and appearance may be subject to change without notice due to product improvements. * Colors may vary slightly from the images depending on the production lot and monitor display. * We are not responsible for any loss or damage caused by the use of this product.