VOLGANIK ROCK Crossbody Bags For Women, Multi Pocket Shoulder Bag Waterproof Nylon Travel Purses And Handbags (8981-Lake Blue)

is the strap adjustable??

The picture shows 3 front zippers, the description says There are one main bag, 2 front bag, 1 back bag, 2 beside pockets, are there 3 front pockets

How deep are the two lower zippered pockets in the front of the bag? What size phone would fit( inch wise)?

Will either of the pockets on the ends of the bag hold a standard 16oz bottle of water?