Our Sling Pack features a unique sling shoulder strap that unzips to become two backpack style shoulder straps ( You can have it off one shoulder or unzip & use as a classic backpack.) The Strap is also adjustable Main Compartment opens thru the top of the pack. it is 10"H x 9.5" T x 3" W Front pocket is 8" W x 4.5" T Followed by a second pocket that is 9"W x 6.5" T , With credit card & ID Pockets. Phone or Glass holder as well. On the Side you will find a pocket Great for Phones or open the zipper to extened & put a small water bottle. On the back of the purse , you also get a pocket that is with zipper closure 8" x 7" Ideal for keys or other easy access items. The Back is 11" T x 8" W x 4" D A great possibles bag with the flexibility to go from city touring to the mall to a casual night on the town