Adjuster mechanism allows you to adjust the length of the stored items; Transparent so you can see the contents well. Durable case protects the stored items; Can be used as a tool case for drilling and other small items; Depth: 1.3 inches (32 mm); Number of storage (pieces): 1.3 inches (150 mm) / Length: 6.1 inches (156 mm) / Width: 1.3 inches (32.0 mm x Length: 1.0 inches (3 mm) 2.0 x 1 56.0; Main unit, lid set; Large box quantity: 100 pieces (When ordering a large box, please indicate "no JAN in the box); Body: Polypropylene (PP). Lid: Polypropylene (PP).