Practical design: small (39.5 x 21 x 8.5 cm), strong, sturdy and compact but with separate spaces to organize small items. The strap and back are padded for comfortable carrying. Adjustable strap adds stability and security to suit different uses. Can hold a bottle, a zipper pocket large enough to hold your travel equipment: phone, purse, keys, MP3, iPad mini, etc. when you are cycling, running, hiking, climbing or any other outdoor sports Powerful Shoulder Strap The flexible strap of this chest bag can be adjusted from 50 to 108 cm in the circle. Suitable for normal or large size. A shoulder backpack suitable for both men and women High end shoulder scarf; This mini sling bag is well constructed of high quality waterproof polyester. Lightweight, strong and sturdy. Not easy to scratch, high quality and water resistant. A rope strap makes it fashionable, multifunctional and portable for practical purposes in daily life IDEAL APPLICATIONS This shoulder bag is fashion (bright and bright colors, cute and good quality), casual (keep your hands free and avoid a bulky backpack), and outdoor sports (walking, hiking, camping, climbing, running, cycling, riding), vacation, trips to the amusement park or so on. A must-have mini backpack for your needs BUY WITH CONFIDENCE - This compact backpack will be durable for lifetime performance with strict craftsmanship. We pride ourselves on the durability of our products