... Material: pet,100% new.Neck size:28mm PCO 1810Weight:14g/16g/18g/21g/23g/25g/28g/30g/32g/ ... -PCO 181028mm14gjuice,water28-PCO 181028mm16gjuice,water28-PCO 181028mm18gjuice,water28-PCO 181028mm21gjuice,water28-PCO 181028mm23gjuice,water28-PCO 181028mm25gjuice,water28-PCO 181028mm28gjuice,water28-PCO 181028mm30gjuice,water28-PCO 181028mm32gjuice,water28-PCO 181028mm35gjuice,water28-PCO ...