Package Includes: WALI Laptop Holder Tray x 1, User Manual, experienced and friendly US based customer support available to assist 7 days a week. Ventilated: Venting holes on laptop tray will prevent overheating and keep the device cool. Tray measures 11 x 11.8 inches. Edge Barrier: Adjustable side clips and lips at the bottom securely keep laptop in place and prevent laptop from sliding and falling. The anti-skid pads also can firm your laptop better and help to reduce scratches. Ergonomic: Sleek modern design complements any mount and desk while adding extra desk space for storage. Improve posture by mounting laptop to ergonomic position to reduce neck and eye stress. Design: Compatible with universal monitor mount. Mounting Holes 75x75mm, 100x100mm. Fits laptop from 10 inch to 15.6 inch. Max fits laptop up to 16.54inch width.