Details You'll Appreciate - Modern design Waterproof Anti-pry lock and key protects against mail theft Easy to mount - Product Specifications - Small holds 2-3 days of mail; Large holds 7-14 days of mail - Heavy duty galvanized steel construction Stainless steel hinges and rust ...Details You'll Appreciate - Modern design Waterproof Anti-pry lock and key protects against mail theft Easy to mount - Product Specifications - Small holds 2-3 days of mail; Large holds 7-14 days of mail - Heavy duty galvanized steel construction Stainless steel hinges and rust resistant powder coat finish Commercial grade lock and key Concealed outgoing mail clip Internal weatherproof stripping and sealing magnets to keep out rain and snow Meets USPS requirements for post mount locking mail boxes No assembly required Mounting hardware included - 0