To provide a multi-layered woven and knitted fabric superior in flame proofness, and to provide a fiber product formed by using the multi-layered woven and knitted fabric.

The multi-layered woven and knitted fabric has a multi-layered structure having two or more layers, has at least one layer containing a fiber that is carbonized at the time of burning, has the other layer except the above-mentioned layer, which contains a flame-retardant polyester fiber, and contains 30 wt.% or more of the flame-retardant polyester fiber with respect to the whole weight of the multi-layered woven and knitted fabric.