Size: Waterproof badge holder size . 9.2 x 6 x 1 cm/3.62 x 2.36 x 0.39 inchesMaterial: Made of hard crush proof ABS plastic, waterproof and dust proof, suitable for swimming, kayaking and other Waterproof Card Holder: waterproof badge holder with lanyard dopts a clear design, you can clearly see the stored items. each card holder has a lanyard and key chain. you can hang it on your waist or neck, which is not easy to loseWidely Used: The id card holders for badges can store key cards, can put business cards, bank cards, ID cards and other certificates. very suitable for swimming, rafting, paddle sports, kayaking, snorkeling, scuba diving, boating, river SUP, surfing, and other outdoor activities.Material: plasticcolour: transparentPackage Contents:4 x Waterproof Id Card Badge Holder Case with Lanyard and keychainOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.