Reformer Cross Back Sports Bra
Why shop with us
Free delivery
On all orders
Easy Returns
Within 30 Days
Delivery information
Frequently Asked Questions
What makes this product sustainable?
This product is made using certified recycled materials, helping to reduce waste while delivering premium performance and comfort.
Do you really plant a tree with every order?
Yes. Through our partnership with Ecologi, we contribute to global tree planting projects with every order.
Why choose Sleepy Sloth over larger activewear brands?
leepy Sloth combines premium comfort, thoughtful design and sustainability. As a UK ethical activewear brand, we use quality materials, support environmental initiatives and focus on creating activewear women genuinely love to wear.
How do I choose the right size?
Our activewear is true to size. If you’re between sizes or prefer a more compressive fit, check our size guide for detailed measurements.
What do the fabrics feel like?
Our fabrics are selected for comfort, softness and performance, offering a smooth feel against the skin with four-way stretch.
Can I wear these for more than just workouts?
Absolutely. Sleepy Sloth activewear is designed for yoga, Pilates, walking, gym sessions and everyday comfort.
How do I wash my activewear?
Wash at 30°C and avoid fabric conditioner to help maintain performance and longevity.
How long does delivery take?
We dispatch orders from the UK, with delivery times shown at checkout and in our shipping policy.
What is your returns policy?
If you’re not completely happy with your order, you can return eligible items in line with our returns policy. Customers are responsible for return shipping to us. For international orders, if a replacement or exchange is required, customers are also responsible for the shipping cost for us to send the new item back to them.
Certified sustainable
Certified Sustainable
This product is made with GRS-certified recycled materials, meeting the highest standards for sustainability and environmental responsibility.
Our Passion For SustainabilityReformer Cross Back Sports Bra
High support, buttery soft, and made from recycled fabric. The sports bra that does it all.
The Reformer Cross Back Sports Bra is built for the sessions that demand the most from your kit. High support, seamless construction, and a buttery-soft second-skin feel, it keeps you secure and comfortable through yoga, Pilates, high-intensity training, and everything in between.
Made from 75% recycled polyamide and 25% elastane and crafted without PFAS, it's as kind to the planet as it is to your skin. Pair it with the Reformer Yoga Shorts for a fully sustainable matching set that our community loves.
Designed in the UK | Wear with Purpose
Key Features & Benefits
- High support with removable padding for adjustable coverage
- Buttery-soft second-skin feel from the first wear
- Made from 75% recycled polyamide and 25% elastane
- Made without PFAS — kinder to your skin and the planet
- Breathable, lightweight and flexible
- 4-way stretch for unrestricted movement
- Seamless construction — zero irritation, all-day comfort
- Available in Ivory Cream, Chocolate Brown, Black & Plum
Ideal For
Yoga · Pilates · High-intensity training · Gym workouts · Hyrox · Everyday activewear
Why the Sleepy Sloth Community Loves Us
Every purchase helps support:
- 🌳 Tree planting through Ecologi
- 🦥 Sloth conservation in Costa Rica
- 📦 Biodegradable, eco-conscious packaging
Making moves with meaning.
Care Guide
- Wash inside out at 30°C or colder
- Air dry only — do not tumble dry or iron
- Avoid fabric softeners and harsh detergents
- Wash with similar colours
Complete the Set
Build the full Reformer look with matching pieces from the same sustainable activewear capsule.
Fit & Sizing
- True to size with high-impact support
- Most customers choose their usual size
- Removable padding for adjustable coverage and shape
- Designed with flexible stretch fabric for a supportive fit across multiple cup sizes
- Model is wearing size Small, 5'4", 55.8 KG
Important
All our measurements are taken by flat lay style garments and represent the full circumference.
| Size | Length | Bust | Underbust | Cup Size |
|---|---|---|---|---|
| S (8) | 10 | 66 | 62 | A-B |
| M (10) | 11 | 70 | 66 | B-C |
| L (12) | 12 | 74 | 70 | C-D |
| XL (14) | 12 | 78 | 72 | D-DD |
A. Length
Measure from the highest shoulder point to the bottom hem.
B. Bust
Measure across the fullest part of the bust.
C. Underbust
Measure around the ribcage directly under the bust.
Free Delivery
Free delivery on all orders. Express upgrade available at checkout.
Quick Dispatch
Same-day dispatch on all orders placed before 2pm
Ethically Made
Recycled, responsible production
Squat-Proof Fit
Support you can trust
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Important
All our measurements are taken by flat lay style garments and represent the full circumference.
| Size | Length | Bust | Underbust | Cup Size |
|---|---|---|---|---|
| S (8) | 10 | 66 | 62 | A-B |
| M (10) | 11 | 70 | 66 | B-C |
| L (12) | 12 | 74 | 70 | C-D |
| XL (14) | 12 | 78 | 72 | D-DD |
A. Length
Measure from the highest shoulder point to the bottom hem.
B. Bust
Measure across the fullest part of the bust.
C. Underbust
Measure around the ribcage directly under the bust.