Provided is a stent graft that makes it possible to improve convenience upon treatment. A stent graft 1 includes a tubular graft 12, and at least one stent 11 provided on at least a part of the graft 12. The stent 11 includes one or more wires 11w. A thickness d12 of the graft 12 is larger than a diameter d11 of at least one of wires 11w in the stent 11.本發明提供一種可以提升治療時的便利性的覆膜支架。覆膜支架1具備:筒狀移植物12;以及至少1個支架11,其配置於該移植物12之至少一部分,並且由1根或多根線材11w構成。移植物12之厚度d12大於支架11的1根或多根線材11w中之至少1根線材11w之直徑d11。