Get this Silver Dots Sleep Diffuser Kit for only $20 (reg. $55) at Yankee Candle. You save 64% off the retail price for this sleep diffuser kit. Add extra for shipping (FS $50+). This deal price is about $22 cheaper than the next best price online. The Silver Dots Sleep Diffuser Kit includes sleep diffuser, refill fragrance, and can last up to 30 days. Sales tax is charged in most states. Deal may expire soon.