"These high quality storage cases will help keep your photographs safe for future generations. They offer protection from UV light damage, dust and pests and also provide physical support for your prints. The plastic cases are very compact and are great if you are having a declutter. Each set consists of 6 small cases, each can store up to 100 6""x 4"" prints, and they all fit neatly into an outer case.They are also ideal for storing and organising needlework and craft accessories.Each case stores up to 100 6x4"" prints."