Once a refund is issued, you forfeit the right to receive any additional/future refunds of any nature for ST. TROPICA Hair Vitamins. Once a refund is issued, you forfeit the right to receive a free order/one month supply of ST. TROPICA Hair Vitamins in exchange for submitting before and after photographs of your hair results. By sending in results photos in exchange for 30 days free supply, you forfeit the right to any refund on your original purchase of the ST. TROPICA 60 Day Hair Challenge.