Designed exclusively for the Surface Pro and built in collaboration with Microsoft for the highest quality, form, fit, and function.; works with Surface Pro 7, 7+, 6, 5, 4 Military-grade rugged certifications, including MIL-STD-810G drop-testing, and MIL-STD-810H Method 504.3 Contamination by Fluids, this case is ready for anything. Cable lock compatible, so the device and case can be secured with a Kensington keyed or combination lock - from the inventors of computer cable locks. Self-adjusting hand strap provides a firm grip when in use and stows when not in use to allow device to lie flat and stable. Kickstand opening allows full use of the integrated surface kickstand.