GUSTAV™|ZIP COLLAR SWEATER
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Free shipping with UPS
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30-Day Money-Back Guarantee
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More than 47,000 satisfied customers
Pairs well with
Effortless style meets modern confidence.
The Gustav™ Zip Collar Sweater brings a blend of sleek design and comfortable ease. With its smooth feel, refined stand collar, and statement zipper, it adds a polished yet casual edge to any outfit—perfect for work, evenings out, or everyday wear.

Why You’ll Love It:
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Soft Breathable Feel – Gentle on the skin and comfortable all day
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Modern Stand Collar – Clean look elevated by a bold zipper detail
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Functional Zip Pockets – Sleek, practical, and stylish
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Shaped Fit – Accentuates the shoulders and upper body
- Versatile Style – Easy to pair for office days, casual moments, or nights out
Step into a sharper, more confident look with the Gustav™ Zip Collar Sweater—now available with a smooth 70% discount for a limited time.
We are offering free shipping within USA only today.
We ship our packages with a Track & Trace code so you can always monitor your order.
You will receive the Track & Trace code via email within 24-72 hours after placing your order.
If our product does not meet your expectations, you can return it within 30 days upon receipt.
Before returning the goods, please contact our customer service at info@castelli-newyork.com and let us know the reason for the return so we can process your request correctly.
Please review our return policy for more information!