Provided is a strand from which a modeled object with excellent impact strength can be easily formed by a 3D printer and a modeled object with excellent impact strength.
A strand of the present disclosure is a strand used as a raw modeling material for a 3D printer, the strand including a base material containing thermoplastic resin as a main component and one or more fibers or fiber bundles impregnated in the base material and extending in an axial direction and the strand being twisted along the axial direction.