Glance 12-in Medium Twin Hybrid Memory Foam/Coil Blend Mattress in a Box

12-in Medium Twin Hybrid Memory Foam/Coil Blend Mattress in a Box. BUILT FOR COMFORT: 12-inch Medium Firm Euro Top Rolled (Bed in a Box) Hybrid Mattresses, is crafted to ensure you sleep peacefully.. Minimal Motion Transfer: The individual pocket coils work independently of each other.. COMPACT PACKAGING: The packaging is Hybrid, allowing the mattress to be compressed and rolled into one convenient box for fast shipping, and to fit through narrow doorways, and staircases without damages.