Extra Thick Futon Floor Mattress, Padded Japanese Folding Roll Up Mattress Sleeping Pad, Foldable Camping Portable Mattress Shikibuton(Twin/Standard vertical lining)

Upgrade vertical lining: The futon mattress adopts double layer tape edge runs along the edges of the mattress surface, protecting against edge break-down. High side edge reinforces the support along the outer edges of the mattress