Features: Widely used to keep your valuables, lighter, matches, electronic gadget and etc. It is designed to contain small items to keep it dry and protect items from impact damage. Save and dry, good waterproof performance. It can be competent in bad weathers. (Notes: please do not immerse the box in water) With shockproof design by sponge inner lining. Designed with shock-absorbing inner inside, preventing the inside items from being cut by rocks in the field. Made of impact resistant ABS plastic, durable, wear resistant, the overall solid and opaque design prevents light penetration. Perfect for camping, boating, fishing, swimming, kite boarding and other outdoor activities. It is compact and lightweight, easy to open and close. It is convenient to store and carry around. Specifications: Material: ABS+Sponge Outer Size: Approx. 100x80x40cm/ 3.93x3.14x1.57in Inner Size: Approx. 90x69x30cm/ 3.54x2.71x1.18in Note: 1. Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1pc Waterproof Survival Sealed Box