SIENA DRESS
SIENA DRESS
The Siena Dress in Coffee is a softly structured summer maxi, featuring a smocked bodice and voluminous skirt with internal side pockets. With fine adjustable straps and a elasticated back panel for all day wearability, it's made for warm-weather dressing that’s both effortless and elevated.
Details
Size & Fit
Fabrication & Care
Shipping & Returns
Shipping:
Standard Australia: Free on orders over $150, or $10 for orders under $150. Delivered in 3-5 business days.
Express Australia: Free on orders over $250, or $15 for orders under $250. Delivered in 1-2 business days.
Express International: Free on orders over $300, or $30 for orders under $300. Delivered in 3-8 business days.
See our Shipping page for more information.
Returns
14 days from delivery to return your purchase for an refund or gift card.
This cost will be deducted from the refund amount.
No returns on sale items. See our Returns page for more information.

Size Guide
MATTIR fits vary from tailored to relaxed, across different styles and fabrications. Please see each individual garment page for further information on size & fit.
If you’re unsure about sizing, we recommend taking your measurements or contacting our customer service team for assistance at hello@mattir.com.au.
APPAREL
| AU/NZ | 06 | 08 | 10 | 12 | 14 | 16 | 18 |
|---|---|---|---|---|---|---|---|
| Standard | XS | S | M | L | XL | XXL | XXXL |
| United States | 02 | 04 | 06 | 08 | 10 | 12 | 14 |
| Italy | 38 | 40 | 42 | 44 | 46 | 48 | 50 |
| France | 34 | 36 | 38 | 40 | 42 | 44 | 46 |
| Japan | 5 | 7 | 9 | 11 | 13 | 15 | 17 |
BODY MEASUREMENTS
| AU/NZ Sizes | 06 | 08 | 10 | 12 | 14 | 16 | 18 |
|---|---|---|---|---|---|---|---|
| Bust (cm) | 79 | 84 | 89 | 94 | 99 | 105 | 110 |
| Waist (cm) | 61 | 66 | 71 | 76 | 81 | 86 | 91 |
| Hips (cm) | 89 | 94 | 99 | 104 | 109 | 114 | 119 |
Buy Now, Pay Later
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Pay Later Options
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How Does It Work?
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| Afterpay |
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| Klarna |
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