To ensure our support team can assist you promptly and effectively with your issues and questions, please make sure to fill in the form completely and accurately. We look forward to helping you! Phone Support is available from 9AM to 5PM Eastern Standard TimeMonday through Friday. Call us +1 855-729-6351 or email us at support@tinexyl.com. You can also mail us at Tinexyl Nail Care, 11921 Carmel Creek Rd, #131, San Diego, CA 92130. DTC Guys LLC (Business registration number: 202462818092).