Lɔ̈ɔ̈i ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ I type liquid surface covering ball is a foam round, with a strong adaptability to liquid surface changes, covering effect good, service life long and other advantages. I type liquid surface covering ball is a foam round, with a strong adaptability to liquid surface changes, covering effect good, service life long and other advantages.