Naztech 12407 PC/TPU Cover with Raised Knobs for Samsung Galaxy S4  - 1 Pack - Retail Packaging - Purple Raised Knobs on Each Corner to Protect the Surface Made of Durable Polycarbonate with Raised TPU Accents Stronger, Tougher Case Solution than Silicone Ultra Thin, Adds No Bulk, Access to All Ports Screen and Keys Exposed for Full Accessibility