A3 Water-resistant PP Material Art Portfolio Case with Handle. The A3 Water‑Resistant PP Art Portfolio Case offers strong protection and easy portability for artwork and documents. Made from durable waterproof PP material, it keeps your creations safe from dust, moisture, and bending. The case features both short and long handles for comfortable hand‑carry or shoulder use. A 180‑degree full opening provides spacious storage with a compartment on one side and elastic bands on the other for organized packing. Adjustable fabric corners help prevent creases and expand capacity. Finished with a smooth bidirectional zipper, this portfolio is ideal for students, artists, and professionals on the go.