Features: Adopting hard board shell, there are two ways: handheld and shoulder carry. Built in multiple combination designs, double opening zippers for smooth opening and closing. Thick canvas material, rich in functions, hard and thick lining, collision resistant. Strap design, can fix lamp stands, tripods, softboxes, etc. Powerful storage space, with a detachable design for easy travel. Built in storage bag, can hold photography accessories such as batteries, memory cards, data cables, etc. Specifications: Material: Canvas Size: S, M, L(optional) Size S: approx. 40x29x22cm/15.74x11.41x8.66inch Size M: approx. 54x31x23.50cm/21.25x12.2x9.25inch Size L: approx. 55x32x26.50cm/21.65x12.59x10.43inch Package Includes: 1Pc Photography Light Storage Bag note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.