Love CSB
"honestly best activewear brand ever! I’ll forever keep purchasing there products, the quality is just amazing"











for all orders over $150 (USD)
within 30 days (exclusions apply)
A limited-edition collection designed in collaboration with ILUVSARAHII.
Strap in and set yourself into motion! The Serenity Motion Crop is your new supportive wardrobe essential! Pair with our CSB Run Shorts for the cutest running outfit yet!
- Supportive cross back
- Sexy scooped neckline
- Underbust elastic
- Fully lined
- Removable bra cups
- Medium Support
- Internal exclusive CSB x ILUVSARAHII logo
- Made in our Serenity fabric
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: 4.6820807 / 5 from 173 reviews.
The Serenity Motion Crop by ILUVSARAHII is praised for its stylish design, supportive fit, and high-quality fabric. Customers appreciate its flattering look, comfortable support, and beautiful color, making it a standout piece for activewear.
Review topics: [size, fit, straps, support, length, fabric, material, colour, design, quality, look, crop, feel, style, cut, top, coverage, padding, workouts, bra, staple, bust, back, package, brand, 5 stars, push].
"honestly best activewear brand ever! I’ll forever keep purchasing there products, the quality is just amazing"
"The Serenity Motion Crop in Carbon is super supportive and feels amazing on. Perfect for workouts where I need to feel secure but still comfortable — definitely a new favorite in my activewear rotation! π€"
"good support bra! but not the type you should get if you like showing your cleavage"
"This crop is high coverage. The fabric is supportive but not restrictive. Looks great in photos too!"
"Supportive and cute design. Love the colour"
"This is one of the more supportive crops from CSB. Perfect for circuit training or HIIT. The cute pop of color is a bonus!"
"I love this bra so much"
"Loved this!! Is very small so size up if you don’t want things hanging out!! Great though loved the fit"
"Berry is a lovely bright colour. Great support, can be a little tight."
"great support and sufficient coverage."