PERMAKAP 4-in x 4-in Pineapple Solid Polished Copper Deck Post CapPERMAKAP Pineapple Copper Deck Post Cap Elevate your deck's aesthetic with the PERMAKAP 4 in x 4 in Pineapple Solid Polished Copper Deck Post Cap. Constructed from 100% thick 20 gauge copper, this durable cap not only enhances beauty but also ensures long lasting protection against the elements. Its polished finish develops a stunning patina over time or can maintain its lustrous sheen with a simple lacquer spray. Key Features: Material: 100% solid