Pelican Micro Cases
Interior dimensions: 6.31" x 3.68" x 2.75". Case can be submerged under 1 meter of water for up to 30 minutes. Watertight, crush proof, and dust proof. Automatic pressure equalization valve-balances internal pressure and keeps water out. Carabiner. Easy open latch. Rubber liner doubles as O-ring seal. Stainless hardware. Good for small sensitive components to smartphones. Bulk packed.