Impact-Resistant Silicone Resilient silicone inner-sleeve absorbs potential impacts keeping the device in great condition. Hardened Polycarbonate The rugged outer-framework provides outstanding protection against impacts. Built-in Screen Protector The high quality scratch-resistant screen protector help keep out dirt and moisture. Silicone Plugs Silicone plugs cover power ports and audio jacks protecting the device from dirt and debris. Dust Filters High-quality dust filters keep out dust and debris particles. Charm Attachment Charm attachments are included to accommodate key chains and other accessories.