Mamia White Apparel Girl's Seamless Panties (Pack of 6) - Various Styles Girl's seamless panties. Nylon material offers very stretchy and comfortable feel. Choose from various designs and cute prints. All packs contain a total of 6 pcs and feature assorted colors. 90% Nylon, 10% Spandex. Size guide (Small: 2 to 3 years, Medium: 4 to 6 years, Large: 6 to 8 years old). Please keep in mind this is a standard size guide, and the individual's weight should be factored in when choosing the correct size.