The UGG Classic Ultra Mini Lennox is a specific men's boot style.  This model features a mix of smooth leather and suede paneling, which gives it a distinct look compared to the standard all-suede Classic Ultra Mini boot. It is typically available in colors such as Chestnut and Black. 

The boots are designed for comfort and warmth, featuring the signature UGGplush™ wool blend lining and a lightweight EVA outsole (either Sugarcane EVA or Treadlite by UGG™) for traction. They come pre-treated with a topical water repellency to keep them looking better for longer.