Set of 2. Black. 100% Polyester. SIZE: 17.3 L X 13.4 W. It is a great sports gift for men, women, youth, children, Boys and girls can use it as a gym backpack or a school bookbag. The best sling bag can carrying a variety of items such as gym clothing & shoes, swim gear, sport towel, soccer ball, volleyball, laptop, daily supplies. It’s perfect for multiple activities, gym, sport, including swimming, walking, day trips, sports practices, overnight stays, vacation, running, shopping, Streetball, Beach, jogging, yoga, dance, travel, carry-on, luggage, camping, hiking, team work, scout, training, gym sports, school PE lesson and more! The cool drawstring backpack with zipper extra large pockets compartment which is big enough for mobile phone, wallet, cups, small umbrella or other items. Mesh pocket with elastic can hold water bottle, umbrella, sippers and sunscreen. ENHANCED DURABILITY & COMFORT: cute gym sling sack is made of High Density fabric which is SUPER durable and withstands daily wear and tear. Draw string closure makes you store things quickly and take them in and out easily. Thick drawstrings straps prevents from digging into your shoulders and help reduce your shoulder burden. Lightweight and Waterproof: This canvas drawstring rope bag is lightweight and easy to carry. The fabric is waterproof and all the things inside are protected very well. MACHINE WASHABLE: Being washable is a must for any drawstring gym pack. gym sack are Machine Washable, Recommend Mild Detergent and Hang to Dry !