SKB has expanded their military-standard waterproof hard cases with custom interiors to accommodate the ever expanding pro audio video markets. The 3I-20117RROC interior is custom cut PE foam designed for the Redrock Micro Field Cinema Standard DSLR Rig. This custom waterproof case is backed by SKB's unsurpassed no-fault Million Mile GuarantyT (Lifetime Warranty). About our iSeries SKB's iSeries injection molded waterproof cases are constructed of ultra high-strength polypropylene copolymer resin and feature a gasketed, waterproof and airtight, submersible design (IP67) that is resistant to corrosion and impact damage. Its continuous molded-in hinge, patented "trigger release" latch system, comfortable, snap-down rubber over-molded cushion grip handle, secure stacking, and automatic ambient pressure equalization valve (MIL-STD-648C) all contribute to its military grade design.