Featuring An Ergonomic Design, This Pack Is More Comfortable To Tote Around Than A Cumbersome Backpack That Strain Your Body.Adjustable Satchel Shoulder Strap，Flexible Satchel Shoulder Strap Can Be Adjust Loose Or Tight. Perfect Fit For Your Body.Fabric Content: This Chest Bag Is Made Of High-Quality, High-Density, Durable Polyester Material, Good Wrinkle Resistance, Sturdiness And Durability. High Storage Capacity, Can Hold Many Items.Size: 15.3 X 7.5 X 3.5 Inches.High Storage Capacity, Can Hold Many Items, Such As Ipad, Books, Clothes, Cameras, Etc. There Is A Patch Pocket On Each Side Of The Chest Pocket, You Can Put An Umbrella Or Water Cup, Etc.Multi-Purpose：Can Be Used For Chest Bag, Sling Bag, Travel Bag, Crossbody Backpack, Crossbody Bag,Shoulder Backpack, Casual Daypack,Cross Body Bag.