Ruggedness and waterproof design: We give priority to speakers that are built to outlive the knocks and bumps of travel. We like speakers with an Ingress Security (IP) score, which lets you know just how dustproof and waterproof a speaker is. So it’s best to check with the airline https://www.bluetoothspeaker.top/factory-cheap-price-inalambrico-custom-outdoor-audio-bluetooth-speaker/