BLOK Protective Keyboard Case For iPad Air 2 - Black. BLOK keyboard case is made of an absorbent polymer structure that supports and flexes with iPad upon impact, keeping iPad safe and secure from drops. BLOK's square corners are packed with extra absorbent polymers to give iPad more protection where it needs it most, the corners. The multiple use modes of BLOK keyboard case provides all the versatility that you need in an iPad case BLOK's detachable keyboard offers the benefit of using a wireless keyboard whenever, wherever you need it. The any-angle stand lets you adjust iPad to any angle within a 50 degree range.