Lightweight, Detachable & Easy to Install:The detachable structure makes it simple to clean, adjust, or remove when not needed. No complicated tools required, making it a practical accessory for work, study, gaming, or reading. Adjustable Height & Reversible Use:The headrest supports up and down adjustment to match different seated postures, and it can be reversed for personalized fit to support the neck curve for long working hours. Ergonomic Neck Support Relief:The contour sponge pad provides gentle cushioning to ease cervical pressure and reduce stiffness during long hours at a desk, helping improve comfort for men and women in home or office setups. Stable Clip-On Attachment:The clips are designed for office chair backrests with specific thickness ranges, allowing steady installation without sliding or shaking when properly matched to the chair back. Suitable clip sizes: backrest less than 2 cm for 2 cm clamp. Breathable Mesh & Comfortable Padding:The mesh surface allows air circulation to help reduce sweating and heat buildup, while the inner sponge padding adds soft comfort without feeling stuffy or heavy.