The Spectrashell™ Passport Case from Dong Guan Gao Bei Electronics Co., Ltd. is water-resistant, designed to protect your passport from physical damage and accidental exposure to liquid. It’s made of strong ABS plastic and will hold up to lots of abuse. A single passport, up to 46 pages will fit inside. A standard U.S. passport is 28 pages. A non-standard 52 page U.S. passport won’t fit. The global standard passport size is 125 × 88 mm (415⁄16 × 37⁄16"). If you have a passport issued before 2014, measure carefully. Here's how it works
Inner Dimensions: 127 × 90 × 5.5 mm (5 × 39⁄16 × 1⁄4") Outer Dimensions: 138 × 110 × 10.5 mm (57⁄16 × 4 5⁄16 × 7⁄16") Materials: ABS, Silicone, Stainless Steel Weight: 76 g (143 g with package) Made in China