... after you close the air tap.3.Various design, size, color, structure, etc can all be customized.4.Certified air pumps (CE/ UL) ... shows, exhibitions, promotion, outdoor shelter, car shelter, etc. It can be easily installed in parties, parks, amusement centers, backyard, gardens, etc ... .Product size:5-10 m ( can be customized )Inflating type:sealed air, inflate one time can last for at least one weekPrice ...