1. Design: Yoga pants are designed to be tight and slim, which can be close to the body contour and emphasize the beauty of lines, while shark pants are designed to be loose and elastic, suitable for various sports and leisure activities.

2. Material: Yoga pants are made of breathable, sweat-absorbent, soft cotton or linen, and sometimes some lycra ingredients are added to increase elasticity. In contrast, the material of shark pants pays more attention to the reflective effect, so that the pants can better show the leg curve under the refraction of light.

3. Yoga pants are mainly designed for yoga and other forms of fitness activities, emphasizing comfort and flexibility. Shark pants are more suitable for everyday wear because of their loose design. They can be worn as leggings or casual pants.