Use 2 Evriholder 100% Wool Dryer balls for small loads and 5-6 balls for larger loads. Reduces drying time. Last a thousand plus loads instead of using dryer sheets 2 pack. Each wool ball is made of 100% natural wool that gently tumbles and whisps against clothing and linens to soften. When added to a load, each ball is design to reduce wrinkles, fluff and smooth out clothing to make it comfortable for wear. Add any desired essential oil for a scent boost! They are eco-friendly with no harmful fillers, chemicals, and fragrances. Perfect alternative for sensitive skin. Replace fabric softener and disposable dryer sheets with multi-use, eco-friendly and money-saving dryer balls. Dryer balls are energy saving and decrease drying time. Allows greater airflow and heat circulation. To refresh, place wool dryer balls in a thin sock. Run through a hot wash with any standard detergent. Heat dry and dryer balls are fresh and ready for the next load. 2 pack