WaveLine? Inflatable Bench – Portable indoor/outdoor modular seating. Go from flat packed to fully inflated in under 30 seconds. The?WaveLine? Inflatable Bench?has an inner core thats durable and strong. A self-locking quick-release air valve makes it easy to inflate without loosing air and just as easy to deflate with the push of a button. Connect multiple benches together in a variety of configurations. Connection points offer a placement of flags, counter tops or small signage to be added.