This mattress has arm slots to bring better comfort for side sleepers

Called Sonu Sleep System, it is the world's first mattress with arm slot designed for side sleepers so the arm can rest naturally

!** Check out this innovative mattress design, featuring a unique arm slot that's a total game

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arms best in slot The SONU Sleep System is a heaven-sent for side sleepers The clever design of this specialized mattress features a built-in slot so that you can