[Compatibility] Specifically designed to be compatible with Onyx Boox Palma (6.13") Only [Shockproof] Durable TPU material with reinforced corners provide excellent shock-absorbing properties to protect against accidental drops [Enhanced Grip] Non-slip textured design on both sides provide additional grip [Lifted Edges Protection] Raised lips around the screen reduces the risk of scratches and damage [Perfect fit] Precise and accurate cutouts perfectly align with the ports of you eReader to ensure hassle-free access [Travel Friendly] Slim and lightweight design offers minimal bulk and maximal portability to enhance user's e-reading experience [Anti-Yellowing] Premium quality TPU with anti-yellowing technology ensures a long-lasting durability protection [Crystal Clear] Transparent back allows to showcase your eReader's original design while highlighting your unique DIY sticker customizations TUDIA SKN Designed for Onyx Boox Palma Case 6.13" Back Cover, [Reinforced Corners] Shockproof Slim Anti-Yellowing Silicone Gel Clear Back Lightweight Grip TPU Bumper for eReader