3 PCS Mobile Phone Waterproof Bag Swimming Diving Mobile Phone Sealed Protective Cover With Survival Whistle, Specification： Armband (Black)

1. Double insurance waterproof system, IPX8 waterproof, waterproof depth of 30 meters
2. Reinforced and rotatable lanyard system, flexible, safe and convenient
3. Double-sided transparent design, light and thin TPU material, clear underwater photography
4. The arm strap can be hung when swimming, it can be used with the lanyard, double insurance (arm strap is optional)
5. Lens & whistle design, can be used as life-saving supplies, entertainment aids, etc.
6. There is no embossed three-dimensional edge, and the button operation on the side of the phone is soft to the touch
7. Suitable for mobile phones below 6.5 inches
8. The length of the lanyard is 47.5 cm, and the arm strap is 34 cm.
9. Waterproof bag size 11 x 17.5 cm