VIVO Laptop Mounting Solutions: We create affordable solutions designed with creativity and quality to transform your unique workspace. This product is a laptop holder that mounts to any VESA-compatible stand for an ergonomic layout Fits 10' to 15.6' Devices: This universal tray fits laptops and notebooks 10 to 15.6 in size and is compatible with VESA mounts 75x75mm and 100x100mm. (This purchase is for the tray only. VESA arm must be purchased separately)