Drawstring closure SET INCLUDES: 12 pieces of reusable and durable drawstring backpacks with zipper. You can pick any of the 12 colors you like or just go with the pack of 12 bright assorted colors to have some fun. These sackpacks are very lightweight, and Eco-Friendly string gym sack bags are 100% reusable and recyclable. MATERIAL: TBF Drawstring Backpacks are made of 100% high density 210D Polyester and made with PVC reinforced corners, added metal eyelets for extra durability and they can last through years wear and tear. The fabric is also coated with a water-resistant finish. Washable: TBF Basic Promotional Drawstring Bags are machine washable, recommend mild detergent and air dry. DESIGN: It has adjustable dual drawstring straps, one spacious main compartment and outside zipper pocket. Easy-load wide cinch top, color matched drawstring closure design allows you to easily insert and remove items such as books, swim suits, gym gears, tablets, or extra clothing as needed when at the gym or in the classroom. Zippered front pocket keeps small items such as smartphones, keys, wallet, calculators, pens safe and secure. Drawstring closure for comfort and easy to carrying. MULTI-PURPOSE: Use as a traditional backpack, or sling the double drawstring straps over the shoulder. The drawstring backpacks are suitable for travel, gym, outdoor, school, work, hiking, cycling, running, yoga, dance, so on. The durable backpack is ideal for those who commute to work on-foot, work out at a fitness center or attend sporting events regularly. Ideal gift for birthday party favors, festivals, giveaways, promotional events, and advertising your business with its large imprint area. SIZE: TBF Carry-On Cinch Travel Backpack measures 15W x 18-3/4H, Front Pocket Center Imprint Area: 6-1/2W x 8-1/2H. It is big enough to carry a pair of shoes, water bottle, an umbrella, a few books, lunch or clothing. With large imprint area great for personalization, arts & crafts, DIY, embroidery, decorating, screen print, and so on.