Made of luxe leather and shimmery dotted calf hair, this slim crossbody bag is just the right size for your keys and iPhone (yes, it fits the big one). It even doubles as a wallet-three slots on the outside hold your cards and ID. Style Name: Madewell The Smartphone Crossbody Bag: Metallic Dot Genuine Calf Hair Edition. Style Number: 6137871. Available in stores.