CSB x Isabelle Mathers

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Form Bra Crop | FawnForm Bra Crop | Fawn
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Form Invisible Scrunch Leggings | FawnForm Invisible Scrunch Leggings | Fawn
Form Off Shoulder Bandeau | FawnForm Off Shoulder Bandeau | Fawn
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Form Invisible Scrunch Leggings | BlackForm Invisible Scrunch Leggings | Black
Form Contour Long Sleeve Crop | BlackForm Contour Long Sleeve Crop | Black
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Micro Mini Skirt | BlackMicro Mini Skirt | Black
Micro Mini Skirt | Black Sale price$69.99 AUD
Form Bra Crop | BlackForm Bra Crop | Black
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Form Invisible Scrunch Capri Leggings | BlackForm Invisible Scrunch Capri Leggings | Black
Form Invisible Scrunch Shorts 4" | BlackForm Invisible Scrunch Shorts 4" | Black
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Form Strapless Mini Dress | BlackForm Strapless Mini Dress | Black
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Short Sleeve Top | BlackShort Sleeve Top | Black
Short Sleeve Top | Black Sale price$69.99 AUD
Form Invisible Scrunch Shorts 4" | FawnForm Invisible Scrunch Shorts 4" | Fawn
Form Halter Crop | FawnForm Halter Crop | Fawn
Form Invisible Scrunch Capri Leggings | FawnForm Invisible Scrunch Capri Leggings | Fawn
Form Contour Long Sleeve Crop | FawnForm Contour Long Sleeve Crop | Fawn
Form Scoop Tank | FawnForm Scoop Tank | Fawn
Form Halter Crop | BlackForm Halter Crop | Black
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Form Scoop Tank | BlackForm Scoop Tank | Black
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Ballet Wrap Top | BlackBallet Wrap Top | Black
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Freedom Micro Crop | BlushFreedom Micro Crop | Blush
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Freedom Scrunch Shorts 4" | BlushFreedom Scrunch Shorts 4" | Blush
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Ballet Wrap Top | BlushBallet Wrap Top | Blush
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Freedom Leggings | BlushFreedom Leggings | Blush
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Freedom Halter Tank | BlushFreedom Halter Tank | Blush
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Freedom Scrunch Leggings | BlushFreedom Scrunch Leggings | Blush
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Freedom Contour Crop | BlushFreedom Contour Crop | Blush
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Freedom Shorts 4" | BlushFreedom Shorts 4" | Blush
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Seamless Bamboo Thong | BlackSeamless Bamboo Thong | Black
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Ballet Wrap Top | WhiteBallet Wrap Top | White
Seamless Halter Cropped Tank | Chocolate ChipSeamless Halter Cropped Tank | Chocolate Chip
Seamless V Neck Crop | Chocolate ChipSeamless V Neck Crop | Chocolate Chip
Seamless Invisible Scrunch Leggings | Chocolate ChipSeamless Invisible Scrunch Leggings | Chocolate Chip
Seamless Invisible Scrunch Shorts 4" | Chocolate ChipSeamless Invisible Scrunch Shorts 4" | Chocolate Chip
Seamless V Neck Crop | NavySeamless V Neck Crop | Navy
Seamless Halter Cropped Tank | NavySeamless Halter Cropped Tank | Navy
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Seamless Invisible Scrunch Leggings | NavySeamless Invisible Scrunch Leggings | Navy
Seamless Invisible Scrunch Shorts 4" | NavySeamless Invisible Scrunch Shorts 4" | Navy
Seamless V Neck Crop | WhiteSeamless V Neck Crop | White
ORGANIC
Cropped Zip Hoodie | MilkCropped Zip Hoodie | Milk
ORGANIC
Wide Leg Sweatpants | MilkWide Leg Sweatpants | Milk
Slouchy Crew Socks | WhiteSlouchy Crew Socks | White
Cap | Deep NavyCap | Deep Navy
Form Capped Sleeve Tee | Deep NavyForm Capped Sleeve Tee | Deep Navy
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Form Leisure Tank | Deep NavyForm Leisure Tank | Deep Navy
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Freedom Micro Crop | BlackFreedom Micro Crop | Black
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Freedom Leggings | BlackFreedom Leggings | Black
3 FOR 15% OFF
Freedom Scrunch Shorts 4" | BlackFreedom Scrunch Shorts 4" | Black
3 FOR 15% OFFBACK IN STOCK
Freedom Halter Tank | BlackFreedom Halter Tank | Black

CSB x Isabelle Mathers

Meet the CSB x Isabelle Mathers collection—where laid-back style meets off-duty movement. Curated by Isabelle herself, this edit blends soft textures, clean cuts, and staple neutrals that pair effortlessly with your activewear rotation. From oversized crews to sculpted crops, each piece brings her signature street-meets-studio vibe.

Whether you’re layering up in a matching set or mixing with your CSB basics, these looks deliver everyday wearability with a modern edge. The CSB x Isabelle Mathers drop includes versatile essentials you'll live in—on rest days, run days, and everything in between.

Shop similar collections: All Women’s Activewear | Serenity Fabric | CSB x Isabelle Mathers | Sweatshirts & Hoodies | Playsuits