6.25" x 8" x 1.5" Velcro Side Pocket12.5" x 8" x 1.5" Velcro Front Pocket12.5" x 12" x 2" Zippered Back Panel PocketSide Mesh Water Bottle Holder with Pull CordThick Foam Interior Padding3-sided ZipperAdjustable Shoulder Strap: 48" x 1.5"Clear ID Window: 4" x 2.5"Holds 10 inches of 7.5" x 13" Foam Trays