Women's Long Sleeve Blouse | Cosine3
Women's Long Sleeve Blouse | Cosine3
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30 Day Money Back Guarantee
Limited Time Anniversary Sale Discounts
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Anniversary Sale
- Add 2 items and get 15% off
- Add 3 items and get 20% off
- Add 4 items and get 25% off
The Cosine3 is the kind of long sleeve blouse that quietly elevates everything you pair it with. Effortless, refined, and made to move from day to evening with ease.
Why you'll love it
- Versatile long sleeve design that works year-round
- Clean, polished lines for a put-together look
- Easy to dress up or keep relaxed
- A wardrobe staple you'll reach for again and again
Fit & silhouette
The Cosine3 offers a flattering, easy-to-wear silhouette with full-length long sleeves for comfortable coverage and a tailored finish.
Occasion & styling
Tuck the Cosine3 into tailored trousers for the office, or pair it with denim for relaxed weekend style. Layer under a blazer for evening, or wear it on its own for an understated, elegant look.

35 Year Anniversary Sale!
To mark 35 years of Elle Toronto, we’re inviting our customers to enjoy exclusive Anniversary Bundle Savings on our most-loved pieces. This is our way of saying thank you for being part of our journey.
Whether you’re shopping for a daughter, your father, or treating yourself, now is the moment to secure the styles everyone has been loving — at special anniversary-only prices.
Anniversary bundle savings:
Buy 2 pieces → Extra 15% off
Buy 3 → Extra 20% off
Buy 4 → Extra 25% off
Buy 5+ → Extra 30% off
These 35-Year Anniversary bundles are available for a limited time only. Once the celebration ends, these offers won’t return.
And as always with us, when a style sells out, it’s gone for good.
Stock is limited. Celebrate with us today.
What Our Customers Say
Very good 4.7/5
Absolutely love the quality of the clothes. Fabric feels soft, fits perfectly, and looks exactly like the photos.
Real shopper
Olivia M.
3 days ago
Really impressed with my order. Great quality, comfortable fit, and shipping was faster than expected.
Real shopper
Sophia L.
6 days ago
Ordered a sweater and jeans set. Both looked amazing, fit perfectly, and felt premium for the price.
Real shopper
– Noah B.
7 days ago
Everything arrived exactly as shown. Great material, beautiful fit, and overall very happy with my purchase.
Real shopper
– Emma R.
11 days ago
The dress fit beautifully and looked exactly like the pictures. Very comfortable and flattering to wear
Real shopper
– Amelia T.
8 days ago
Love the overall quality and style. Fabric feels durable and the fit was exactly what I expected.
Real shopper
– Isabella C.
9 days ago