Nike duffel or gym tote bag, likely a model such as the Nike Gym Club training bag or a similar style. The specific color shown is a shade of purple, often referred to by Nike as "Lilac Bloom" or "Purple Ink".
Key Features
Design: It functions as both a duffel bag and a tote, featuring both short carrying handles and a longer, adjustable shoulder strap that has "NIKE NIKE" branding visible along it.
Material: The bag is described as being made from durable, often water-resistant polyester material, suitable for gym use or travel.
Storage: The design typically includes a spacious main compartment, internal pockets (some zipped for security), and sometimes expandable side panels for extra space.