Sophia Begg Launches New Onyx Active Collection
The TikTok influencer expands her All For Mimi brand with a new four-piece activewear line.
Updated on Oct. 24, 2026 in Fashion
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Australian influencer Sophia Begg has released the Onyx Active collection for her apparel brand, All For Mimi. The new line features four distinct pieces designed for performance and style.
Why it matters
This release follows the brand's rapid growth after winning the TikTok Business of the Year award in 2025. It marks a significant expansion for the 22-year-old entrepreneur's fashion label.
The Onyx Active collection features four unique pieces, including flared leggings and a plunging halter-neck tank top. Every item in the set is manufactured using a proprietary fabric branded as CLOUD.
The players
Sophia Begg
She is the 22-year-old Sydney-based founder of the apparel brand All For Mimi and a prominent social media influencer.
All For Mimi
This is an Australian apparel brand founded in 2023 that gained significant recognition after winning TikTok's Business of the Year award.
The details
The collection was debuted through an online launch announcement supported by social media influencers in Byron Bay. The line includes a cropped baby tee and capri leggings, reflecting a focus on versatile athletic apparel.
Timeline
2023: Sophia Begg founded the brand All For Mimi.
2025: All For Mimi won TikTok's Business of the Year award.
22 October 2026: The Onyx Active collection was released.
Culture Shift
The rise of All For Mimi follows the momentum established by the TikTok Business of the Year awards, highlighting the growing influence of digital platforms on retail. This shift reflects a broader trend where social media presence acts as a primary catalyst for consumer brand growth.
Customers across Australia can access the new collection through the brand's online store following the recent launch. The use of the CLOUD fabric provides a specific material option for shoppers looking for performance-based athletic wear.
The takeaway
This collection demonstrates how social media fame can be effectively leveraged to build a sustainable retail business. Aspiring entrepreneurs can look to this model as a template for utilizing influencer partnerships to debut new product lines.
Further reading
For more on the latest trends in the industry, visit the Fashion section.
Source note: This article includes information reported by News.
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Do you prefer activewear that can transition from the gym to everyday casual wear?
