Geoptik Elephant hermetic cases are anti-shock & waterproof for your delicate instruments. The cases are certified IP67 for maximum resistance against water and dust.The polypropylene polymer structure can withstand shocks from impacts and has a very high weight capacity for objects stored on top of it. The case Elephant 540/245 features: Pre-cut diced foam Handle with soft grip Automatic pressure equalization valve Watertight rubber seal around the lid No metal parts. Corrosion free Holes for double padlocking Double throw latches Made in Italy. What is IP67? IP67 is an international certification developed by the International Electrotechnical Commission (IEC) to determine how resistant a product is to fresh water and dirt, dust and sand. The two digits signify that Geoptik's Elephant cases can survive being submerged in up to one meter of fresh water for 30 minutes and are resistant to contact with "harmful" dust and dirt. For astronomy purposes, your equipment should be protected against just about any weather situation you'll encounter in the field. Video Specifications External dimensions 594mm x 473mm x H270mm Internal dimensions 538mm x 405mm x H245mm Weight 5.5 kg Waterproof IP rating IP67 Case Material Polypropylene polymer (body) / Nylon (pins) SKU 30B059