Speed up your air-dry & diffusing time up to 66%! This lightweight dry accelerating spray helps accelerate the rate at which water evaporates from the hair's surface. Dermstore has partnered with Flex to allow you to use your Health Savings Account (HSA) or Flexible Spending Account (FSA). This means you can now use your HSA or FSA debit card to buy DevaCurl products with pre-tax dollars, resulting in net savings of 30-40%, depending on your tax bracket. Eligible for HSA/FSA with a letter of medical necessity at checkout. From dermatologist-recommended treatments to solutions for chronic skin conditions like acne, eczema, and rosacea, these products are both effective and eligible. | DevaCurl DevaFast Dry Dry Accelerator Spray, 6 oz | Dermstore