This set of Laundry Bags includes 2 Large Size Cylindrical Bra Wash Bags(7"X7") and 2 Regular size Cylindrical Bra Wash Bags which cater to washing most of your underwears,socks and other small clothing.See-Through and Breathable mesh holes not only mean washing and drying clothes more quickly,but also means more ventilated if you need it for storage purpose.Your delicate underwears could be perfectly protected with the soft interior mesh material. The wear-resistant and corrosion-resistant outer mesh material could prevent your clothes from being entangled or deformed.