These Black A1 Westfolio Portfolios also come in A2 and A3. It\'s made from a sturdy and lightweight plastic polypropylene based material with a cleaning friendly surface meaning you can wipe away paint or dirt very easily. With the strong material it will help to protect your work and designs while keeping it flat stopping creases and bends from occurring. With the rigid board that is inside you can be sure your work will be protected from outside forces keeping them presentable at all times. The Carry Case features a handle with a comfortable and ergonomic grip so you can conveniently carry your work with you which is great for an artist on the road presenting to clients or teachers. The design is created acid free making it an ideal choice for storing your important pieces of art and design or any documents you want protected. With the archival quality thanks to the acid free nature of the Portfolio it wont taint the colour or quality of your work stored inside. On average the Westfolio Portfolios have a 100 sheet capacity, however this all depends on the grain, thickness and gsm of the paper or card used. - Size A1 - Black colour - Comfortable handle grip - Rigid board insert - Archival quality and acid free - Average of 100 sheet capacity depending on thickness