Welcome to our FAQ page — here you’ll find answers to our most commonly asked questions about our products, shipping, and personalisation.

Still can’t find what you’re looking for? Reach out to us anytime at hello@diagonalhorizon.com.au — we’d love to help. 💌

💧 Product & Materials

What makes Diagonal Horizon products eco-friendly?

Our products are crafted with sustainable materials and ethical manufacturing practices to minimize environmental impact.
Are the glass bottles safe to use daily?

Yes, our glass bottles are made from high-quality borosilicate glass that is durable, safe, and suitable for daily use.
Are your products dishwasher safe?

Most of our products are dishwasher safe. Please check the care instructions on your specific product for details.
Are the journals refillable?

Our Creative Diverse Journals feature inserts you can easily swap or refill, so you can keep journaling without waste.
What are your coffee tumblers made of?

Our tumblers are made from premium stainless steel, designed to keep your coffee hot (or cold) for hours — with a leak-proof lid for everyday adventures.

✍️ 2. Personalisation
Can I personalise my product?

Absolutely! We offer free personalisation on most products — you can add a name, short quote, or initials. Just type your desired text before checkout.
What's the processing time for personalised orders?

Personalised items take an additional 1–2 business days to process before shipping. We’ll make sure it’s worth the wait 💜
Are your products dishwasher safe?

Yes, our bottles are dishwasher-safe (except for personalised versions — hand wash those gently to protect the print).

Tumblers are hand wash with soapy warm water.

🚚 3. Shipping & Delivery

Where do you ship from?

All orders are packed with love in Melbourne, Australia.
How long will my order take to arrive?

We dispatch within 2-3 business days. Delivery times depend on your location, but most Australian orders arrive within 3–7 business days.
Do you offer international shipping?

Yes, we ship worldwide! Shipping rates and delivery times will vary depending on your location.
How do I track my order?

Once your order is shipped, you’ll receive an email with a tracking link.
How much does shipping cost?

Shipping is calculated based on your location and the items in your order. You will always know the shipping price before you purchase.