Carter Mule (Greige ฺBasketweave)rag & bone Carter Mule (Greige Basketweave) rag & bone : 100% : 4 (.) : 100% : Greige Basketweave The Carter. Updated as a mule, but retaining the hallmarks of a classic loafer with stacked leather heels and penny slots, our version of this slip on style is crafted from leather with a subtle basketweave embossed surface. Crafted with dual density antimicrobial foam insoles: OrthoLite Lazy Hybrid for custom fit comfort, and OrthoLite Recycled for