The Mayne Nantucket Window Box Collection features a bowed front, raised panel design, pronounced crown molding detail and built-in overflow drains.Features: • Mayne products are made with 100% high-grade polyethylene resin. • The resin used in this window box has built-in UV inhibitors that ensure it does not fade easily. • Double wall design provides the soil with adequate insulation from surrounding weather conditions. • Built-in water reservoir provides your plants with a consistent source of moisture. • Mayne offers a 15-year residential warranty or a 5-year commercial warranty on this 4ft window box. • Mayne products are proudly designed in Canada and made in the USA.Specifications: • Color/Finish: White • Commercial/Residential: Both • Hardware: Included • Included: Instructions, 4 steel wall mounts, fill port plug • Material: Polyethylene Resin Plastic • Product Dimensions: 10"H x 11.5"W x 48"D • Product Weight: 17 lbs • Warranty: (Residential) 15 years; (Commercial) 5 years