waterproof hiking backpack

Inflatable life jackets are made by forcefully pulling the pull rope on the inflation device, causing the pull rod to rotate at least 90 degrees. The needle pierces the diaphragm in the high-pressure gas storage cylinder (disposable, replaceable), and high-pressure carbon dioxide gas rushes into the airbag. The gas expands to generate buoyancy, thus achieving the purpose of life saving. Inflatable life jackets mainly consist of sealed inflatable vest airbags, miniature high-pressure gas cylinders, and quick inflation valves, and are often used in work with the possibility of falling into the...

In addition to public areas such as swimming pools and parks, courtyard parties and home entertainment are also one of the summer water play venues in European and American countries. Brand merchants add atmosphere to family leisure activities by launching water play toys and equipment suitable for family play. The children's sprinkler toy simulates the sprinkler equipment used in daily gardens and green spaces. It can rotate 360 degrees to spray water by connecting a hose, with a spray height of up to 8 feet. It can also adjust the shape of the sprayed water flow, and its water pressure is...

Firstly, before use, it is necessary to carefully check to ensure that the lap is intact and undamaged; After confirming that there is no damage to the baby's swimming lap, inflate it; Attention: The baby swimming circle has five inflation ports, which should be inflated in the correct order; The inflation sequence is: first inflate the abdominal airbag, then inflate the back strap, then the protective airbags on both sides, and finally inflate the main airbag; After inflation, cover the air nozzle well and do not inflate too much, reaching 80% is sufficient to avoid affecting comfort; Press...