a stencil assembly includes a stencil foil , having a stencil pattern thereon and of a planar configuration , with a peripheral edge , which is a captured by rigid frame . the rigid frame includes a base and a cover attached thereto . the assembly adapts a standard stencil foil for use in a stretch frame that requires an elongated groove . the assembly thereby facilitates mounting the stencil to a stretching machine during printing . also , the stencil assembly protects a user from injury by preventing contact with the sharp outer edges of the stencil foil . further , the assembly protects the stencil foil portion from damage and greatly facilitates handling thereof .