Built in collaboration with Microsoft for exceptional quality, form, fit, and function Ready for anything, this case meets wipe down (MIL-STD-810H Method 504.3 Contamination by Fluids) and drop testing (MIL-STD-810H Method 516.8 Shock) standards A self-adjusting hand strap provides a firm grip, a stretch band to secure and protect your Type Cover or Signature keyboard, and the removable Surface Pen holder accommodates Surface, Classroom, and Slim pen styles (Surface Pen not included) Thin, lightweight, and easy to use when travelingthe design provides full access to the Surface Pro kickstand, and the hand strap automatically stows when not in use so the device can lie flat and stable Precision cutouts provide unhindered access to all ports and heat dissipation channels protect your device from overheating Support for a cable lock allows you to protect your investment with a Kensington keyed or combination cable lock, sold separately (K68134WW or K68130WW) Reduce the risk of exposing s