Gear Beast Car Back Seat Headrest Mount Holder for 7 to 10-Inch Tablets Bracket arms can be adjusted from 4  inches to 7  inches height to accommodate most tablets (including 7 " tablets) in landscape position. Compatible with most tablet brands, such as iPad, iPad Mini, Galaxy Tab, ASUS Transformer and Google Nexus. Can be used with most protective cases from Otterbox, Supcase, LifeProof and Others Made of durable ABS plastic that holds up to wear and tear. Rubber interior padding protects tablet from scratches and prevents slipping Mounting clasps can be securely attached to headrest posts 4  inches to 8  inches wide. Installs and detaches easily without the use of tools. Ball in socket head allows 360 degrees rotation of tablet and adjustable tilt to create the best viewing angle of tablet screen Gear Beast Lifetime Warranty. Bracket arms can be adjusted from 4 3/8 inches to 9 1/2 inches height to accommodate most tablets in landscape position. Compatible with most tablet brands including Apple iPad, iPad Mini, iPad Air, iPad Pro, Galaxy Tab, ASUS Transformer, nVidia Shield, Microsoft Surface and Google Pixel C, Nexus 9, Sony Xperia and Nabi Can be used with most protective cases from Otterbox, Supcase, LifeProof and Others Made of durable ABS plastic that holds up to wear and tear. Rubber interior padding protects tablet from scratches and prevents slipping Mounting clasps can be securely attached to headrest posts 4 inches to 8 inches wide. Installs and detaches easily without the use of tools. Ball in socket head allows 360 degrees rotation of tablet and adjustable tilt to create the best viewing angle of tablet screen