Compact, clampon desk extender that creates a stable armrest and mouse surface when your desk or chair lacks space. The foldable, rotating platform attaches securely with a clamp to provide a portable black shelf enhancer for study, work, or casual computing. Key benefits Add usable workspace without replacing furniture: clamps to a desk edge or chair arm to deliver an instant mouse pad and arm support surface. Flexible positioning: rotating support arm lets you adjust the platform to the most comfortable location for left or right handed use. Space saving and portable: folds flat when not in use for easy storage or transport between rooms. Simple setup and removal: clamps on and off for temporary or semipermanent use without complicated tools. What makes this product stand out Dual function design combines an arm support and a mouse pad in one compact unit to improve workstation layout. Clampmounted installation preserves existing desk surface and fits into tight work areas where a full keyboard tray or larger desktop extension would not. Neutral black finish integrates with most office and study environments. Features and attributes Function: Clampon foldable desk extender with rotating arm support and integrated mouse pad surface. Compatibility: Designed to attach to most desks, tables, and chair arms with an accessible edge. Works well with office chairs, small study desks, and compact workstations. Size and portability: Folds flat for compact storage and easy transport; creates a lowprofile shelf when deployed. Material and build: Engineered for stable support and smooth mouse tracking. Padded arm area for user comfort and a flat mouse surface for straightforward use. Performance: Stable clamp mounting and a rotatable support arm allow repeated repositioning without removing the unit. Use scenarios Home office with limited desk depth: Add a mouse surface and arm support without moving your monitor or replacing the desk. Shared study area or dorm room: Clamp on for homework or laptop work, then fold and store when space is needed for other activities. Office chair : Attach to a chair arm or desk edge to create an ergonomic extension for mousing and light laptop use in confined spaces. Quick practical notes Color: Black. Installation: Clampmounted for tool attachment and removal. Portability: Foldable design for transport or storage. Intended use: Provides an additional mouse platform and arm support for study, office, or casual computing environments. This clampon desk extender offers a straightforward way to expand usable workspace, improve arm positioning while mousing, and keep a tidy, portable solution for cramped desks and shared rooms.