We accept American Express, Apple Pay, Diners Club, Discover, Google Pay, JCB, Mastercard and Visa. Payments are processed by Shopify's secure checkout over an encrypted (HTTPS/SSL) connection. We never see or store your full card number. You are charged in US dollars (USD) when you place your order, and the price at checkout includes any sales tax that applies. If a payment problem comes up, write to soporte@avanzafit.store with your order number.