Boss Sienne Loafer is an Italian‑inspired suede leather slip‑on that combines classic moccasin construction with refined detailing. It’s designed as a versatile smart‑casual shoe that dresses up tailored trousers or dark denim without laces. Key attributes: Gray | Dark grey | Suede leather | Slip‑on design | Padded collar with slim leather binding | Smooth leather lining | Flat rubber sole with fine tread | Moccasin construction | Single‑piece apron toe | Raised hand‑stitched seam | Decorative leather knot at centre front | Brushed suede nap with tonal variation | Herringbone‑textured trim on sole edge | BOSS name embossed on sole | Composition & care: Leather | Rubber