Features Smart Sheep wool dryer balls shorten drying time, soften and fluff fabric, and reduce static; Inhibit the growth of bacteria. They help bed sheets stay untangled during the drying process as well as keep pet hair off of clothes; They will not unravel and will last for years; Using wool dryer balls saves your dryer from the residue left from liquid fabric softeners and dryer sheets; Lasts for a Thousand-Plus Loads, Replaces Dryer Sheets & Liquid Fabric Softeners, Saves Money. (A healthy, petroleum-free alternative to plastic dryer steamer balls). Be quieter and more gentle on clothing than plastic dryer balls with nubs. Specifications Material: Wool Color: White Diameter: about 5/7cm Quantity: 6pcs/Set Tips: 1. Try scenting the dryer balls by placing a few drops of essential oil (lavender, lemon, etc) on each ball. This will lightly scent your clothes! 2. Make safe and excellent fetch toys! They are great for both indoor and outdoor play as an alternative use. 3. Reduce static further by making sure clothing is not over-dried. Try taking clothes out sooner than you usually do. Package include 6 x Wool Dryer Balls Notice - Due to different producing batches, product details might be a little different. If you minding the difference, please buy it carefully. - Please allow 1-3CM differs due to manual measurement. - Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding.