Runs tiny, size up
"This one runs tiny. . I’m usually an xs in csb tops but I sized up to S and its still extremely tight fitting. Don’t really love it as its uncomfortably tight and really cropped too"





for all orders over $150 (USD)
within 30 days (exclusions apply)
Sporty and sleek, this cropped zip up jacket in our best selling Serenity fabric is a must-have addition to your athleisure wardrobe.
- Mock neck
- Front zip
- Waist length
- Made in our Serenity fabric
- Slim fit
80% Polyester, 20% Elastane
FREE SHIPPING ON ORDERS OVER $150 USD
Enjoy free standard shipping on all orders with a merchandise subtotal of $150 USD or more. Eligible orders will automatically receive a free shipping option at checkout.
Shipping costs for orders below this threshold are calculated at checkout based on your delivery location and parcel weight.
Duties and taxes are prepaid where available. If included, your selected shipping method will display "Duties & Taxes Prepaid" at checkout.
If this label is not shown, any applicable duties, taxes, or import fees will be payable by the recipient upon delivery.
30-DAY RETURNS
We want you to love your CSB pieces. If something isn't quite right, you can return eligible items within 30 days of delivery for a refund, store credit, or exchange, subject to our return policy.
Refund Eligibility
Please view our full Returns Policy here.

Overall rating: 4.683544 / 5 from 79 reviews.
The Serenity Cropped Zip Jacket in black is praised for its high-quality fabric, which is both divine and comfortable. It features a mock neck, front zip, and a waist length, making it a sporty and sleek addition to any athleisure wardrobe.
Review topics: ["size","fit","length","colour","fabric","quality","look","jacket","feel","shape","style","crop","layer","throw"].
"This one runs tiny. . I’m usually an xs in csb tops but I sized up to S and its still extremely tight fitting. Don’t really love it as its uncomfortably tight and really cropped too"
"This jacket fits so nicely and looks really flattering on. The Serenity fabric feels soft and smooth, and the slim fit gives such a clean look without feeling restrictive. Perfect for throwing on before or after workouts or styling with activewear day to day."
"Perfect when you want a little more coverage. Runs small and is compressive."
"Great fabric and shape! Around shoulder especially armpit side is little bit tight for me. I might choose bigger size next time."
"Extremely high quality, smoothing fabric. I sized up for extra room and was surprised at how fitted it still was (though this may be my issue as this is the first run-style jacket I have invested in)z"
"Runs small, size up, very cute cropped top"
"Fabric and feel is great. Definitely size up - usually size S, bought size M and just fits"
"Can wear it layer , very nice match with other CSB clothes"
"I like the cropped design, recommend one size up"
"love this jacket, super cute and perfect fit!"