Nylon waterproof smartphone pocket. Note 1: Due to the older design, it supports up to the 2nd generation iPhone SE and up to the iPhone 14 series. Note 2: The transparency of the display screen is cloudy due to the aging of the rubber. Please consider using this as a tool to carry your smartphone while running. - Brand: PUMA - Model: PHONE POCKET - Material: Nylon - Function: Waterproof Color: Black系 (Black-based) Adjustable armband for running, fits on your arm. Reflective material and moisture-wicking function provide excellent performance even on dimly lit roads at night.