Selling because I no longer use it. I've used it for many years, so there are some tears, but I think it can still be used. Please understand that the product condition is not perfect before purchasing. 【Posture Improvement Support】 BackJoy's posture correction cushion promotes correct posture and provides comfortable seating. It's especially ideal for those who sit for long periods. 【Breathable Design】 The cushion has a breathable, perforated design, maintaining comfort even during extended use. It prevents heat build-up, allowing you to sit comfortably for longer. 【Easy to Use】 This cushion is easy to use; simply sit and pull it up. Adjustment is also easy, fitting to individual body types. - Brand: BackJoy - Color: Blue - Model: Posture Correction Cushion - How to use: Sit, pull up, and adjust - Features: Breathable design - Material: Plastic Thank you for viewing.