Specification Brand : VEraiz BulletPoint1 : Product Characteristics: Backrest can be mounted/disassembled. Fits the travel chair perfectly. BulletPoint2 : Main Material: High quality 3D Breathable mesh and sponge head pillow; Al-alloy brace ,lightweight and firm. BulletPoint3 : Convenient: When you dont use it or want to close the wheelchair, you just need to remove the headrest part. BulletPoint4 : Note: Please make sure the width of wheelchair pushing pipe is the suitable to install the fixed clamp (about 14"). Suit for 16" - 20" wheelchair (Product does not include wheelchairs). BulletPoint5 : Easy to Install: Easy to install without tools, instructions is included. Color : Black ExternallyAssignedProductIdentifier1 : 0756158602695 ExternallyAssignedProductIdentifier2 : 756158602695 FinishType : Finish IncludedComponents : inc ItemDisplayDimensions_Length : 11.81 centimeters ItemName : Portable Wheelchair Headrest, Removable Lightweight Neck Support Head Pillow, Universal Wheelchair Headrest for Head Positioning ItemPackageDimensions_Height : 0.98 inches ItemPackageDimensions_Length : 7.48 inches ItemPackageDimensions_Width : 6.3 inches ItemPackageQuantity : 1 ItemTypeKeyword : wheelchair-and-mobility-scooter-backs Manufacturer : VEraiz Material : Material ModelName : Other (Wheelchairs, Mobility Scooters & Accessories) ModelNumber : KIMISSry0m71ow6d PartNumber : HEADREST-2 Pattern : Solid PowerSourceType : PowerSource ProductDescription : Feature: - Main Material:3D Breathable mesh and sponge head pillow; Al-alloy brace ,lightweight and firm. - Product Features: Backrest can be mounted/disassembled,anti-side inverted, can reduce the head pressure, light, more refreshing. - Convenient: When you dont use it or want to close the wheelchair, you just need to remove the headrest part. - Easy to install and use, instructions is included. - Can be used for "16-20 \u201d seat wide wheelchair, sitting stool.