Penofin Dark Walnut Exterior Stain & Sealer, 1 Gal., 330-404 - Crafty Beaver Home Center
Seal Once 1 gal. Mahogany Ready Mix Exterior Penetrating Wood Stain and Sealer with Polyurethane SO7525 - The Home Depot
Thompson's WaterSeal Penetrating Timber Oil Pre-tinted Cedar Transparent Exterior Wood Stain and Sealer (1-Gallon) in the Exterior Stains department at Lowes.com