Nanuk Nano 320 Water-Resistant Orange Polycarbonate Material with PowerClaw Latches 5.90" L x 3.30" W x 1.50" H Interior Dimensions Includes Carry Strap Water resistant and dust proof, the NANO 320 stands up to everything. Its Powerclaw latching system and poly-carbonate shell keep the elements out. Inside, your small pocket-size valuables stay safe with a protective web while a clever Smartstrap system ensures the case never leaves your side.