Baltimore Astro Jump® Inflates the Fun for your birthday parties, block parties, Preakness Parties, company picnics, and school or church carnivals! NE Baltimore Bounce House Rentals since 2004 in Harford County, with Over 10,000 Happy Birthday, Party Rentals and Inflatable Moon Bounce Parties. We have moon walk and moonwalk combos, Water slides in Harford County, Perry Hall and Baltimore County. Moon Bounce Rentals for School Events, Company picnics, church carnivals or your backyard birthday party are our specialty in Belair, Md or Bel Air, Md. Aberdeen, Maryland party rentals are our specialty. We have photo booths, bear stuffers, bounce house rentals and outdoor movie theaters for Baltimore, Baltimore County, Harford County including Perry Hall, Belair, Bel Air and Towson. Our moon bounce party rentals are safe, clean and free delivery is included in most of our areas.