Through The Door Key Drop Box, Heavy Duty Steel Through the Door Mailbox with 1.8" 12" Key Lock, 12x6x16" Mail Drop Box, Black
Not satisfied? Return it within 14 days for a full product refund. Return shipping applies for change-of-mind returns. View policy
Rainproof Design
Our through the door key drop box features a safety rainproof design with a large shield placed in front of the delivery slot, ensuring the security of important mail even during heavy rainfall. The bottom of the box is equipped with rubber pads and drainage holes to quickly remove accumulated water, preventing mail from getting wet.
Large Storage Box & Slot
The through the door drop box includes an 11.9 x 4.2 x 15.9 in storage box, providing 0.51 cubic feet of space, capable of accommodating various sizes of items. The 9.8×1.8 inch large slot is suitable for smartphones, envelopes, small parcels, and keys.
Durable Materials
Constructed from heavy-duty steel and coated with rust-resistant powder, our the through the door mail box is sturdy and durable. Its scratch-resistant surface design maintains an attractive appearance and enhances longevity. This mailbox ensures long-term wall security and usage life, providing peace of mind for your daily life.
Key Lock for Security
The key lock protects your mail privacy, coming with 2 keys for convenient access by you and your family. Inside the mail drop box, there are metal baffles to prevent theft or fishing for important mail. It's ideal for use at home, offices, workplaces, or schools.
Easy Installation
Our mailbox is designed for doors with a thickness of 1.7 inch/43mm and is compatible with various common door types. The door-mounted mailbox is easy to install without complex steps, and it comes with detailed installation instructions, making it suitable even for beginners.
📦 Shipping & Delivery
Free Shipping on orders $500+. For orders under $500, a flat postage fee applies based on order weight (from $4.95).
Orders are dispatched within 1–3 business days of payment confirmation. You will receive a tracking email once dispatched.
Standard delivery: 3–7 business days (metro). Regional/WA/NT may take slightly longer.
🔁 Returns & Refunds
We offer 14-day returns on all items.
To be eligible, items must be returned in original, unused condition with all original packaging.
To start a return: email hello@myhappygift.com.au with your order number.
Refunds are processed within 5–10 business days of receiving the returned item.
🛡️ Warranty
All products include a 12-month manufacturer's warranty.
Covers manufacturing defects and faults under normal use conditions.
Does not cover accidental damage, misuse, or normal wear and tear.
To make a warranty claim, email hello@myhappygift.com.au with your order number and photos of the fault.
❓ FAQs
How long does delivery take?
Orders dispatch in 1–3 business days. Standard delivery 3–7 business days.
Do you ship to all Australian states?
Yes, we ship Australia wide including WA, NT, and all regional areas.
How do I track my order?
A tracking link is emailed once your order is dispatched.
How do I contact support?
Email hello@myhappygift.com.au or call (03) 9961 6069.
Mon–Sat, 9:00 AM – 10:00 PM AEST. We respond within 24 hours.
Are your products covered by warranty?
Yes, every product includes a 12-month manufacturer's warranty.
Curated for Quality
Every product hand-selected to meet our quality standards before it reaches your home
Fast Australian Dispatch
Orders dispatched within 1–3 business days from our Australian warehouses
Responsive Local Support
Australian-based team available Mon–Sat, 9am–10pm AEST. Reply within 24 hours
Backed by Warranty
Every product includes a 12-month manufacturer's warranty — shop with confidence
