@mistercheap it is free. when you click on free sample add to cart, then create account then pick shipping (free), then enter you discount code that pops up when you click get free sample.
Shipping method: USPS Free Standard Shipping
Subtotal: $1.00
Discount: $0.30
Discount coupon Unset coupon:
#mg9ux4sample $0.70
Discounted subtotal: $0.00
Shipping cost: $0.00
CA 7.25%: $0.00
Total: $0.00