noun, noun which may take the genitive case particle 'no'
Describes objects that can be filled with air, such as boats, mattresses, or toys. Used both as a noun and as a no-adjective.
キャンプ用にインフレータブルのマットレスを買った。
I bought an inflatable mattress for camping.
このプールはインフレータブルだから、使わないときは小さくたためる。
This pool is inflatable, so you can fold it up small when not in use.