Yoga pants absorb moisture with a 4-way stretch material that promotes compression and support. Non-transparent fabric: perfect for yoga, exercise, fitness, any type of sport, or daily use. The Power Flex yoga pants combine fashion, function, and performance The inner pocket is hidden in the waistband to store your keys, an intimate outer pocket can be put for cell phone or anything essential. Material: Nylon, spandex The material is thick enough that it is not seen through if it is bent, but not too thick that it becomes hot and uncomfortable. Measurements: Small: Waist: 27", Length: 34 ", Hip: 31"; Medium: Waist: 28 ", length: 35", hips: 32 "; Large: Waist: 30", length: 35 ", hips: 34";