Nillkin Cell Phone Case for Microsoft Lumia 640 XL - Retail Packaging - Black Use imported environmental PC materials. Formed by the highly precise injection molding machine with high temperature. Both sides use the latest dustless matte. UV painting technology, with comfortable sense of touch and elegant appearance. The rigidity is good enough not to transfer and break off easily. Open mold according to real mobile phone with precise function holes. You can handle as freely as you wished. The surface uses salient point design, wear-resistant, anti-skidding, dust-proof, anti-fingerprint and easy to clean.