Manual operation
Manual pull device fills the airbag in 3-5 seconds
Loss of buoyancy
more than 24 hours
External material
450D waterproof Oxford cloth
Airbag material
210D nylon cloth
Automatic
enters the water for 3 to 5 s and the air bag automatically inflates
热销便携式自动充气救生圈大浮力户外运动救生圈
