... with bags 3,Inflatable in 2min 4,For clubs Tennis ball machine(8.8m INFLATABLE PORTABLE TENNIS NET) Airgoal inflatable portable tennis ... special three-layer structure, which enables our products to stand pressure of 4.6 BAR, provides them excellent impact resistance, ... , can be pumped with a strongest pressure of 1.2 BAR, enabling them to have strong tenacity. 6) DURABLE ◊ MaterialEvery joint ...