$100 Off Dyson Supersonic Nural Hair Dryer

Costco.com has the Dyson Supersonic Nural Hair Dryer with Chitosan Post-Style Serum for $329.99, down from the original price with a $100 manufacturer’s savings valid from 9/7/26 through 10/2/26. This deal includes the serum and features auto-adapting heat and airflow, a stronger scalp barrier, and up to 50% frizz reduction.

The original retail price isn't explicitly provided, but this $100 discount represents a significant saving on a high-end hair dryer from Dyson. The limited-time savings, the inclusion of the serum, and the product's features make this a strong deal for those interested in premium hair styling tools.