Add your products to cart and, at checkout, select Flex | Pay with HSA/FSA. Enter your HSA or FSA debit card, and complete your purchase. If you don’t see Flex as an option, you may be in Shop Pay. Try selecting Checkout as Guest for more payment methods.

We’ve partnered with Flex so you can use your Health Savings Account (HSA) or Flexible Spending Account (FSA) to purchase eligible Tomás Sullivent products - potentially letting you shop with pre-tax dollars and save 30-40%, depending on your tax bracket.

Select Flex | Pay with HSA/FSA anyway. Use a regular credit card and Flex will email you an itemized receipt you can use for reimbursement.

Make sure you’re not logged into Shop Pay. We recommend checking out in an incognito browser window.

The most common reason is insufficient funds. Please check with your HSA/FSA administrator to confirm your balance.

Forward the request to us at info@sullivent.com, and we’ll work with Flex to get you the right documentation.

Unfortunately, no. If you don’t have enough funds on one card, pay with a credit card and submit your itemized receipt for reimbursement.

Check your spam folder for messages from notifications@withflex.com. Still no luck? Email support@withflex.com and include the email tied to your order.

Send us a message at info@sullivent.com and we’ll review the charges and get back to you with details or a refund if needed.

Yes. If your purchase includes eligible products, tax on those items can be paid with HSA/FSA funds.