Madewell Cali Demi-Boot Jeans size 28 Learn More. Madewell Cali Demi-Boot Jeans: Asymmetrical Hem Edition Good pre-owned condition, no visible flaws Offers are welcome Fitted through hip and thigh with a flare leg. Premium 92% cotton/6% poly/2% elastane denim made with ISKO Reform i™ technology. A lived-in washed black with artful fading; hand-cut asymmetrical hems. Matte silver hardware, tonal stitching; button-through fly. Machine wash.