Amazon offers the Intex Fantasy Castle Inflatable Play Center for $33.94 with free shipping. That's the lowest price we could find by $8. It measures 73" x 60" x 42" when inflated and features a built-in water sprayer, inflatable lance & shield, water slide, and soft landing mat.
VM Innovations via eBay offers the Intex Oasis Island Inflatable Lounge Raft for $95 with free shipping. That's the lowest price we could find by $4. It measures 102" x 95" x 27" inflated and features seating for up to five adults, four drink holders, rope ladder, and 704-lb. weight capacity.