The UE Wonderboom two and the UE Boom three are quite portable and durable. The Wonderboom is slightly far more portable than the other two, weighing in at fifteen ounces and boasting IPX7 waterproofness. Its limited and stout shape also aids it disappear inside of a backpack. 1 downside https://www.bluetoothspeaker.top/cool-cartoon-wireless-bluetooth-waterproof-speaker-bt-for-adults-kids/