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Zinus 9-in Standard profile Twin extra long Box Spring

  • UNBOX, UNFOLD, & UNWIND - No tools and zero tedious assembly needed, this foundation’s ingenious design only requires unfolding to become bedtime ready

  • An interior framework made of durable steel and reliable steel slats will support any foam, latex, or spring mattress; twin size supports up to 350 lbs, while all other sizes can support up to 700 lbs

  • All parts and instructions are packed into one compact box that ships straight to your door

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