Combo includes: tempered glass sink, Faucet, pop up drain, ptrap, glass shelf, decorative towel bar, stainless box, and hardware. Sliding Glass Rectangular Shelf 20 inch wide Decorative towel bar Through Unit - 18 inch length Drain distance from the wall-12 in stainless box- 17 in deep, 5 in high dimension: 22 in wide x 22 in deep