An inflatable device is disclosed. The inflatable device includes an airtight inflatable mat. The airtight inflatable mat has a first surface member, a second surface member and at least one side member. A plurality of support structures is substantially evenly disposed internally within the airtight inflatable mat. Each support structure is generally parallel to each other and is coupled to the first surface member and the second surface member of the airtight inflatable mat. Furthermore, a plurality of fastening mechanisms is disposed on the at least one side member of the airtight inflatable mat. The fastening mechanisms are positioned on a plane substantially centrally located between the first surface member and the second surface member, and each fastening mechanism is configured for removably connecting with another fastening mechanism disposed on a side member of another airtight inflatable mat.