Griffin Survivor Mossy Oak for iPad Air, treestand/Grey - Ridiculously Over-Engineered? Or The Perfect case for Your iPad no Matter Where You're Headed? We Independently tested to meet conditions outlined in US Department of Defense MIL-STD-810 Integral Display shield deflects wind and rain (Test: up to 200 mm/hr for 1 hour) Rigid internal frame protects against shocks and drops (Test: drop on flat concrete surface from 6'/1.8 m)