Ergonomic push-pull clamp-on desk mouse tray attachment (Black) provides an under-desk mouse platform with an elbow rest, designed to keep your mouse within easy reach and reduce strain. - Ergonomic comfort: push-pull design with an elbow rest supports natural arm movement and allows you to stretch freely while using the mouse. - Easy, tool-free installation: clamp-on mounting requires no punching or drilling; the under-desk tray slides out for access and retracts to keep the desk surface clear; height is adjustable to fit different setups. - Sliding extender and surface protection: soft, comfortable mouse tray operates under the desk; wear-resistant and dirt-resistant surface for durable use. - Durable construction and load limit: clamps made of metal carbon steel with a sturdy clip-on design; adjustable height; maximum load 3.3 lbs; not designed to bear the full strength of the arm and overload may cause damage. - Compatibility and versatility: suitable for desks that support clamp-on edge mounts; suitable for home offices, shared workstations, and compact desk environments. Practical use scenarios - Small home office: keeps the desktop clean; tray hides under the desk and slides out when needed. - Shared or hot-desking environments: easy to transfer between desks; height adjustable to suit different users. - Compact gaming or drafting setup: maintains easy reach to the mouse while preserving desk space.