Dear customer, if you need expandsion and raincoat please order raincoat version.explandable version doesn’t include raincoat. Please note that slim version has twolayers, expandable version has three layers and could be expandable.

Specifications:Brand: MARK RYDENModel : MR9299Main Material: OxfordHandle/Strap Type: Soft HandleGender: MenBackpacks Type: SoftbackDecoration: NoneCarrying System: Arcuate Shoulder StrapStyle: BusinessRain Cover: YesLining Material: NylonExterior: NONEClosure Type: zipperCapacity: 20-35 LitrePattern Type: SolidItem Type: BackpacksInterior: Interior Slot PocketInterior: Cell Phone PocketInterior: Interior Zipper PocketInterior: Interior CompartmentInterior: Computer InterlayerPaxkage includes:1 * MARK RYDEN Backpack