Approximate 60" x 80" (152cm x 203cm) queen-sized mattress is raised 22" (56cm) from the floor for convenience. * Quality tested 20.8 gauge (0.53mm) waterproof-flocked top and sides with 16 gauge (0.41mm) vinyl beams and bottom. * Dual-chamber construction. The lower chamber functions as the box spring form on a traditional bed. * Built-in 110-120 Volt AC fast fill electric pump for home use, Inflates in about 3 minutes, Deflates completely for travel and storage. * Weight capacity: 600lbs. (273kg). or 300lbs per person.