ISM Signal Flag iPhone Case

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  • Regular price $17.50


This sleek iPhone case protects your phone from scratches, dust, oil, and dirt. It has a solid back and flexible sides that make it easy to take on and off, with precisely aligned port openings.

Source: Photograph of signal flags on Cruiser OLYMPIA looking through a hatch on her lower deck, 2016. Signal flags spell out "ISM."

• BPA free Hybrid Thermoplastic Polyurethane (TPU) and Polycarbonate (PC) material
• Solid polycarbonate back
• Flexible, see-through polyurethane sides
• .5 mm raised bezel
• Wireless charging compatible
• The SE case fits the 2020 iPhone SE model

International maritime signal flags are various flags used to communicate with ships. There are various methods by which the flags can be used as signals. For instance, one is a series of flags that spell out a message, each flag representing a letter.

Original image: Independence Seaport Museum