No matter if you’re shopping for single-sided challenge coins or dual-side challenge coins, GS-JJ is your source for the high quality, most durable challenge coins, the cheapest prices and best customer service in the industry. All challenge coins will need to meet our serious quality control standards, and be hand checked before we deliver it to you. For any other information or detail, feel free to email us at info@gs-jj.com or you can call us at 1-888-864-4755.