Because safeguarding your valuable equipment is paramount, the Large Series 925 Lightweight Nk-7 Resin Waterproof Protective Case with Foam in Silver is meticulously engineered to provide superior protection. This case features the patented PowerClaw latching system (Us Patent No. 8,297,464), a robust mechanism that clamps the case shut with compressive force. An integrated slide lock ensures the case remains securely closed during transport or even if dropped, providing peace of mind that your items are safe inside.Constructed from super tough nylon, this case is built to withstand the rigors of any journey. Its waterproof qualities are second to none, boasting an IP67 rating, which means it can withstand submersion at 3ft for 30 minutes. The custom-designed waterproofing seal resists deformation and fatigue, promising a long-lasting watertight seal. This makes the Large Series 925 case an ideal choice for demanding applications such as search and rescue, marine transportation/storage, and diving.The case's impact resistance is due to the innovative Nk-7 Resin. This hard-sided case is designed with survival in mind, featuring rounded corners, thick wall construction, and oversized details to absorb shocks without damaging the case or its contents. The Nk-7 resin is highly impact-resistant, lightweight, and rugged, capable of withstanding nature's extremes.Every Large Series 925 case is equipped with two padlockable hasps molded directly into the case for superior strength. High-quality Tsa-approved combination padlocks are available as an option to keep your items secure within your case. With its rugged, dependable, and efficient design, this protective case offers superior performance in safeguarding your valuable equipment..