inflatable tunnel for kids 1. material: 0.55mm pvc tarpaulin,waterproof 2.size:customizing 3.Certificate: SGS/EN71/EN14960 Cute animal inflatable obstacle, inflatable tunnel for kidsInflatable tunnel which is one of the inflatable sports games, very funny and exciting, usually it was played with other inflatable games like inflatable fun city, inflatable obstacles, inflatable fighting games, ...