Compatibility: Check the size and model of our tablets before purchasing to avoid the trouble of buying the wrong one. This case is only compatible with iPad Air 3rd generation 2019 version and iPad Pro 10.5-inch 2017 version, model number: A1701 A1709 A2123 A2152 A2153 A2154. PROTECTION: Protect our expensive tablets from accidental drops, scratches, shocks - multiple layers of protection with inner case, outer leather case, built-in screen protector. In addition, we also provide a spare front cover without screen protector, which can be used if you already have a tempered glass film Function: When we record things or draw with one hand, we need a hand strap to help us hold the tablet firmly to prevent accidental dropping. A stand is an essential thing in our lives, we need it to support our tablet so we can watch or type.