Nellie's All-Natural Scented Wool Dryerball - Citrus Scented - Made with 100% Pure New Zealand Wool and Lasts Approximately 50 Drying Loads - Silent in your Dryer! Harness the power of 100% organic New Zealand wool to soften clothes and reduce static cling, with Nellie's All-Natural Citrus Scented Wool Dryerball! Why wool? Wool does not leave fibers on laundry, will not aggravate wool allergies, and are silent in your dryer. Dryerballs act as a soft and silent natural fabric softener and are safe for use with all types of laundry: sheets, towels, even baby clothes! Our Citrus Scented Dryerball comes in a single pack and the scent lasts approximately 50 drying loads. The citrus blend contains a mix of lemon, lavender, pine, lime, geranium & rosemary essential oils. HOW TO USE: Toss 1 scented wool Dryerball in with your 4 wool Dryerballs into the dryer to enhance your drying experience.