• Cassian | Women's Oversized Double-Breasted Belted Longline Trench Coat
  • Cassian | Women's Oversized Double-Breasted Belted Longline Trench Coat
  • Cassian | Women's Oversized Double-Breasted Belted Longline Trench Coat
  • Cassian | Women's Oversized Double-Breasted Belted Longline Trench Coat
  • Cassian | Women's Oversized Double-Breasted Belted Longline Trench Coat
  • Cassian | Women's Oversized Double-Breasted Belted Longline Trench Coat
  • Cassian | Women's Oversized Double-Breasted Belted Longline Trench Coat
  • Cassian | Women's Oversized Double-Breasted Belted Longline Trench Coat
  • Cassian | Women's Oversized Double-Breasted Belted Longline Trench Coat
  • Cassian | Women's Oversized Double-Breasted Belted Longline Trench Coat
  • Cassian | Women's Oversized Double-Breasted Belted Longline Trench Coat
  • Cassian | Women's Oversized Double-Breasted Belted Longline Trench Coat
  • Cassian | Women's Oversized Double-Breasted Belted Longline Trench Coat
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Cassian | Women's Oversized Double-Breasted Belted Longline Trench Coat

Cassian | Women's Oversized Double-Breasted Belted Longline Trench Coat

$104.95
New season, limited stock
Free shipping on all orders
30-day hassle free returns
stock Only 5 pairs left in stock.
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Free Shipping On all Canadian orders
30-Day Returns Hassle-free returns
Secure Checkout SSL encrypted
Fast Dispatch Processed within 1–3 days

Summer Sale

The more you shop, the more you save

Mix & match anything. Applied automatically at checkout — no code needed.

2
pieces
Extra 10% off
3
pieces
Extra 15% off
4
pieces
Extra 20% off
5+
pieces — best deal
Extra 25% off
Limited stock available — while supplies last

Timeless Layering for Every Season

This oversized double-breasted belted trench coat brings polished, put-together style to any outfit. With a classic lapel collar, a tie waist belt, and a relaxed longline silhouette that falls below the knee, it works effortlessly from the office commute to weekend city walks.

Key Features

  • Classic lapel collar with timeless double-breasted front
  • Adjustable tie waist belt to define your silhouette
  • Relaxed oversized cut that falls below the knee
  • Large side pockets for everyday practicality
  • Perfect for the office, casual weekends, and evening dinners

Layer the Cassian trench over tailored trousers for a sharp office look, or throw it over jeans and a tee for effortless weekend style.

Easy 30-day returns

Doesn’t fit? No worries. You can easily exchange or return your item within 30 days.

Free Premium Shipping

We ship using a secure premium shipping method with tracking, so you can count on reliable delivery. Right now, premium shipping is completely free, so take advantage while the offer is available.

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See Why Customers Choose Mae & Lane Boutique

Sarah Mitchell
Sarah Mitchell
Calgary, AB · March, 2026
Verified
★★★★★
Absolutely love this dress. The quality is amazing and it fits perfectly. I've gotten so many compliments — definitely ordering more!
Emma Clarke
Emma Clarke
Toronto, ON · April, 2026
Verified
★★★★★
The fabric feels so luxurious and it photographs beautifully. Shipping was fast and the packaging was really cute too!
Olivia Thompson
Olivia Thompson
Vancouver, BC · February, 2026
Verified
★★★★★
The quality genuinely surprised me. Looks far more expensive than it is and fits beautifully without needing any adjustments.
Charlotte Davis
Charlotte Davis
Montreal, QC · January, 2026
Verified
★★★★★
Very flattering and easy to style. Color was slightly different under indoor lighting than on screen but still absolutely gorgeous.
Grace Wilson
Grace Wilson
Ottawa, ON · May, 2026
Verified
★★★★★
I'm usually picky with online shopping but this exceeded expectations. Comfortable, stylish, and exactly the kind of staple I was looking for.
Ava Johnson
Ava Johnson
Halifax, NS · March, 2026
Verified
★★★★★
Super soft material and a really nice fit. I've already worn it multiple times and it still looks brand new after washing.
Natalie Brown
Natalie Brown
Edmonton, AB · April, 2026
Verified
★★★★★
Ordered two sizes to try and kept both! The cut is so flattering and the material doesn't wrinkle easily — perfect for travelling.
Isabelle Martin
Isabelle Martin
Quebec City, QC · February, 2026
Verified
★★★★★
Received so many compliments the first day I wore it. The stitching is neat and everything feels high-end. Will definitely be a repeat customer.
Sophia Lee
Sophia Lee
Winnipeg, MB · May, 2026
Verified
★★★★★
Great staple piece that works for both casual and dressed-up occasions. Sizing runs true and delivery was quicker than expected!
Mia Anderson
Mia Anderson
Victoria, BC · January, 2026
Verified
★★★★★
Finally found a boutique that delivers on its promises. Beautiful piece, fast shipping, and the packaging made it feel like a real gift to myself.

🌸 SUMMER SALE — UP TO 50% EXTRA OFF

This Season, Shop More, Save More.

Our most-loved styles are going fast. Now is the time to grab the pieces everyone has been asking about before they are gone.

The more you add, the more you save:

Buy 2 pieces → Extra 10% off
Buy 3 pieces → Extra 15% off
Buy 4 pieces → Extra 20% off
Buy 5+ pieces → Extra 25% off

Mix and match across our full collection. No code needed, discount applied automatically at checkout.

⚡Stock is limited. Do not wait.

Money-back guarantee

30 Days Return

30 days hassle-free returns

Customer service

CUSTOMER SERVICE

Monday - Friday: 9:00 AM – 5:00 PM

Secure payments

SECURE PAYMENTS

Safe & protected transactions

Money-back guarantee

30 Days Return

30 days hassle-free returns

Customer service

CUSTOMER SERVICE

Monday - Friday: 9:00 AM – 5:00 PM

Secure payments

SECURE PAYMENTS

Safe & protected transactions