LockinScent Wellness Products Heart Shaped Thick Refill Pads for Aromatherapy Essential Oil Diffuser Necklace - 20-Pack Colored Re-usable Washable Replacement Pads Cotton SAVE TIME: If you don't have time to hassle with washing your pads, toss them after using for a few days. This Value Pack will last for months THICK, HIGHLY ABSORBENT: Made of the very thick premium felt providing super absorbency. This holds your favorite essential oil scent much longer than cheaper, thin pads sold by others 8 VIBRANT COLORS: Many gorgeous pad colors so your essential oil jewelry matches all your outfits. We offer more colors than most others sold on Amazon PREMIUM QUALITY: Precision cut shape to easily fit in heart shaped essential oil diffuser necklaces (model: B01AJC5PY4). Could be re-used more than 5 times, washable and made to last! SAVE MONEY: Buy in bulk to get lower price. These pads don't lose their absorption power quickly. Washing pads & re-using will get longer life and usage from each pad