Provided are a strip-type reinforcing material and a reinforcing material assembly having the same. The strip-type reinforcing material includes: strip bases extending in one direction and made of a flexible material; and resistance means protruding from respective upper and lower parts of the strip bases. Multiple resistance means are provided along the strip bases. The resistance means includes: a first resistance part protruding from the upper parts of the strip bases and having an opening being open in a direction parallel to a longitudinal direction of the strip bases; and a second resistance part protruding from the lower parts of the strip bases and having an opening being open in an opposite direction to the opening of the first resistance part.