Perfectly suited for everyday work or school use. Main compartment has a zip-closure and inside are two slip pockets and one large zip-closure pocket. Two exterior expandable pockets. Includes detachable shoulder strap. Measures approximately 18.75" x 4" x 16.5". Jack Spade's waxwear items are made from a woven cotton soaked in turn-of-the-century paraffin formulas which result in a strong waterproofed material, intended to age beautifully and show wear over time.