FEATURES Practical Design: With the size of 16x8x4 inches, the casual sling bag is large enough with seperated compartements to organize items such as small towel, keys, phone, ID card, power bank and so on. This sling backpack also has an extra small coin purse to hold small items like earphone and coins. RFID Protection: Back hidden RFID signal blocking pocket of this crossbody bag to protect your ID card, bank card, or phone from getting scanned and stolen. It can also protect your information security in public places. Durable and Lightweight: Made of water-resistant polyester material, this sling bag for men and women is durable and lightweight to carry when you are out. Besides, shoulder strap can be adjusted from about 27 to 39 inches, allowing you to adjust to the comfortable length. Perfect Companion: This sling daypack for men and women is the perfect companion for sports, hiking, day trips, cycling, daily walk-around, skateboard, yoga and shopping. Various colors are suitable for men and women of different ages. Buy with Confidence: This stylish shoulder sling backpack is durable for long-time use with strict craftsmanship. We stand behind the durability of our goods