Name: Triangle Wedge Cushion Material: Pillowcase-blend fabric Pillowcase: Elastic filling kit includes: detachable sleeve + pillowcase. Available colors: 10 Available sizes: 100cm, 120cm, 150cm, 180cm, 200cm Perfect posture Provides maximum back support for laptops, watching TV or reading in a bed. The unique design helps people fall asleep easily and improve sleep quality. Ergonomic design The wedge fills the gap between the backrest and the headboard, providing a comfortable support for the natural "S" shaped spine. You can also use it to watch TV in bed... this is the perfect gift for family and friends. Note: Due to the brightness of the light, there will be subtle differences between the picture and the object. Due to hand cutting and hand sewing, please allow 3-5cm size deviation. The pillowcase can be cleaned and the inner core is not cleanable. Do not bleach. prompt: 1. After receiving the item, please return to normal after a few days due to vacuum packaging. 2. Do not clean the pillow core directly under strong light. 3. Due to the use of vacuum packaging, items may wrinkle after receipt. Tap the object for the first time and restore the original shape. This product contains only triangular wedge pads and does not contain any other items. Delivery time is generally 12-16 days. If you have not received your purchase information within 30 days, please contact us. If you are not satisfied with any reason, please contact us and we will be happy to help you.