Note :
(1) the material of environmental protection non-toxic, but as long as the PVC material of certain there will be a smell, to smell sensitive please swim ring open air in a cool ventilated place placed two days before use.
(2) inflation not excessive, 9 as you can; not to be filled with high-pressure gas or with high pressure pump; inflation and use in do not contact with sharp; inflation and use in do not close to the fire and high temperature object; beating hard not too fierce, avoid by all means in inflatable bungee jumping on the products.