Come and Check Our Promo Solutions.The sling bag is made of water-resistant and anti-scratch oxford fabric. Casual and fashion style, with smooth double access zippers and adjustable shoulder strap metal buckle, external USB charging port (power bank not included) shown in every details. It has 1 main pocket, 2 zipper pocket to secure all your items. Perfect for business/ casual/ traveling/ biking/ beach and everyday using. Pls check inventory and detailed info with us before placing your orders.