Why do you need a Qutool lumbar support pillow? Our Lumbar Support Back Pillow can help prevent long time sitting chronic pain, provides enough support for the whole back. The office chair cushion can help you keep proper posture when sitting. The chair pillow is a lumbar cushion that relieves your back stress. This back support pillow molds to the natural curvature of your back, providing customized support where you need it most. Our lumbar support pillow for office chair also features advanced heat-responsive technology. Feel soothing warmth as it eases tension in your muscles, ensuring your workday is pain-free and comfortable. The dual adjustable straps of this pillow ensure a secure fit, whether you're at home, in the office, in your car, or traveling. Stay away from sitting discomfort, relax your life. QUTOOL is committed to providing quality memory foam products to make your life more comfortable and easier. Product Name: Lumbar Support Back Cushion Size: 17.32 * 16.14 * 5.11 inches Material: 100% Memory Foam Color: Black, Weight: 1.3 LB Strap: With Extra 11 inches of Extension strap Package Included: 1 Back cushion*1 instruction for Use ? For convenience and durability, we upgraded and lengthened the straps to fit more chairs instead of adding extra extension straps. ?Upgrade Unique Back Support Pillow?: If you spend a lot of time sitting on an office chair, or gaming chair, and driving in the car, this black lumbar pillow will perfectly help you. The back support for the car is designed ergonomically to relieve upper, mid, and lower back pain and back tightness, support you to achieve a healthy posture and help maintain the natural curve of the spine. Size: 17.32 * 16.14 * 5.11 inches ?NEVER FLATTENS OUT?: Qutool lumbar support for cars adopts High density, thick, durable fabulous, and precisely molded memory foam which insures a firm comfy fit and enhances your comfort while retaining its density. The chair pillow can provide enough support and is more comfortable than lumbar roll or mesh back support, and can also be used as a maternity pillow or as a back pillow wedge during pregnancy. Ideal for drivers, teachers, students, people in a wheelchair, office workers, the elder, etc. ?HOLD in PLACE?: Unlike other low-quality office chair pillows on the market, the new Qutool lumbar cushion has two adjustable straps and two extension straps, so they will keep your desk chair support in place no matter how much you move around, and two extension straps will make the backrest secured tightly on any office chair, desk chair, computer chair, sofa, couch, car seat, SUV, truck, wheelchair, and recliner or other bigger chairs home office accessories. ?BREATHABLE HYPOALLERGENIC 3D MESH COVER?: With a removable and machine washable mesh cover, this wheelchair back cushion can keep air circulation well and always keep your back cool and comfortable, dry for the best experience, so sweat and moisture doesn't fill it up, suitable for all seasons. ?PERFECT GIFTS?:An excellent valentines day gifts for him and her. Great gifts for husband, wife, boyfriend, girlfriend, dad, and mom. Good Holiday gifts(Father's Day or Mother's day gifts for your parents) birthday gifts for pregnant women, friends and families. They will be happy to receive this thoughtful present. Tips: Since it's temperature sense memory foam support, it's normal that cushions become harder in low temperatures, cushion's softness will be adjusted by the user or environment temperature, thus it can give good support and perfect posture well.