Water proofing: it is waterproof, which can keep the content and keep dry; Floats airtight, Additional carabiner Precautions and dimensions: the box will be tight when you open it for the first time; It can be applied normally after a few times, the size of the box is approx. 11.9 x 9.4 x 3.6 cm/ 4.69 x 3.7 x 1.42 inches Wide application: the card holder can be applied in a large variety of condition such as tough and wet environments; These holders can protect a lot of small items such as keys, ID cards, loose change, paper towels, etc Solid material: transparent material with neck lanyard or strap is easy to carry, finding items, and looking good
