The Cass Art Presentation Portfolio is a sensibly priced, hard-wearing presentation portfolio that holds 20-25 sleeves.Like all Cass products, it's been designed after consultation with artists and students and is made in collaboration with the best suppliers. Available in A1, A2, A3 and A4 sizes. The A4 size is currently an online exclusive. Made from recyclable materials. Outer is made from black fine cell leather grained PVC laminated to 2.0mm grey board. The handle plates and ring mechanisms are made of mild steel. The sleeve rings are burst-proof to protect your work, and the portfolio is weather-proof. The Cass Art Presentation Portfolio comes with a two-year guarantee. Plastic sleeves sold separately.