... combo, slide, water slide , fun city, water walking ball, zorb ball, water game, sport game, movie screen, obstacle course, pool ... in about 5 yrs), etc make sure high efficiency, high precision and high quality.3. Good craft.Double stitching ... ball for your referenceWebsite: www.sunflowerinflatables.com/www.bmgroups.en.alibaba.com High quality bumper ball,inflatabale bumper ball, bumper ball, ...