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Isaac | Patchwork Check Jacket
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Perfect for both elegant and casual outfits – suitable for every occasion!
Our new Isaac Patchwork Check Jacket fuses rugged utility with laid-back comfort. Lined with quilted warmth and topped with a soft hood, it’s designed to handle crisp mornings, cool evenings, and everything in between — while keeping your style firmly on point. Whether you’re layering up for the trail, a city stroll, or a cozy night in, Isaac is the one jacket you’ll reach for again and again.

Why our customers LOVE the Isaac:
✓ Ultimate comfort: Soft flannel exterior with a quilted inner lining keeps you warm and cozy
✓ All-weather ready: Built-in hood and wind-resistant interior protect you from the elements
✓ Effortless layering: Relaxed fit that pairs easily with tees, thermals, or sweaters
✓ Timeless ruggedness: Bold check pattern and earthy tones for a classic outdoorsy vibe

Size Chart (Inches):
| Size | Length | Chest | Sleeve |
|---|---|---|---|
| S | 29.6 | 45.3 | 26.8 |
| M | 29.6 | 47.3 | 26.8 |
| L | 30.4 | 49.3 | 27.6 |
| XL | 30.4 | 51.2 | 27.6 |
| 2XL | 30.8 | 53.2 | 28.4 |
| 3XL | 30.8 | 55.2 | 28.4 |
Not sure or stuck between sizes? Go one size up for comfort and perfect fit.
Size Guide
Find your fit.
Our pieces follow standard US sizing. If you're between sizes, choose the larger size for outerwear and knitwear and your usual size for dresses. The Size Finder on every product page gives you a personal recommendation in seconds.
Women's clothing
| Size | US | Bust (in) | Waist (in) | Hips (in) |
|---|---|---|---|---|
| XS | 0–2 | 31–32 | 24–25 | 34–35 |
| S | 4–6 | 33–34 | 26–27 | 36–37 |
| M | 8–10 | 35–36 | 28–29 | 38–39 |
| L | 12–14 | 37.5–39 | 30.5–32 | 40.5–42 |
| XL | 16 | 40.5–42 | 33.5–35 | 43.5–45 |
| XXL | 18 | 43.5–45 | 36.5–38 | 46.5–48 |
Men's clothing
| Size | Chest (in) | Waist (in) | Neck (in) |
|---|---|---|---|
| S | 35–37 | 29–31 | 14–14.5 |
| M | 38–40 | 32–34 | 15–15.5 |
| L | 41–43 | 35–37 | 16–16.5 |
| XL | 44–46 | 38–40 | 17–17.5 |
| XXL | 47–49 | 41–43 | 18–18.5 |
Shoes
| Foot length (in) | Women US | Men US | EU |
|---|---|---|---|
| 9.0 | 6 | – | 36–37 |
| 9.4 | 7 | – | 37–38 |
| 9.7 | 8 | 6.5 | 38–39 |
| 10.0 | 9 | 7.5 | 40 |
| 10.3 | 10 | 8.5 | 41 |
| 10.6 | 11 | 9.5 | 42–43 |
| 11.0 | – | 10.5 | 44 |
| 11.3 | – | 11.5 | 45 |
| 11.7 | – | 12.5 | 46 |
Still unsure? Email info@fifthavenuestyle.com for personal sizing help.
Our products are made from high-quality materials such as cotton, silk, and linen. To preserve the quality and durability of these fine fabrics, we recommend washing them in the washing machine at a maximum temperature of 86 °F. This will keep your clothes looking beautiful for a long time and feeling comfortable against your skin.
Shipping: We ship your package free of charge with UPS or FedEx with tracking number.
Delivery processing time: All orders are processed within 1-2 business days (Monday - Friday). No orders are shipped or delivered on public holidays..
Tracking number: You will receive your tracking number immediately after processing and production are complete. It takes about 1-2 business days for the tracking code to appear on the tracking page.
Delivery times: Delivery takes place within 5-8 business days (Monday-Friday).