Final answer:
A conditioning shampoo is designed to improve the tensile strength and porosity of the hair by using conditioning agents.
Step-by-step explanation:
A shampoo that will improve the tensile strength and porosity of the hair is a conditioning shampoo. Conditioning shampoos contain ingredients such as silicones and other conditioning agents which help to fortify the hair strands, improving their elasticity and strength.
These shampoos are specially formulated to address issues like breakage and dryness, making the hair look healthier and more manageable.