To save a few dollars, you can purchase Elis Potting Bench with 1 shelf instead of 2. Simply select this option in Advanced Options.

Eli's Potting Bench (Options: Redwood, No Casters, 1 Shelf, No Copper Inset, No Engraving, No Removable Lid, Transparent Premium Sealant.)
Eli's Potting Bench (Options: Redwood with Casters, 2 Shelf, Copper Inset, No Engraving. Add Std Removable Lid at right side, Transparent Premium Sealant.)