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At Dia, we design premium athleisure exclusively for women who seek comfort, confidence, and effortless style. Each piece blends high-performance fabrics with modern, fashion-forward designs that transition seamlessly from workout to everyday life.

We provide a detailed Size Guide on each product page to help you find your perfect fit. If you’re between sizes, we recommend sizing up for maximum comfort. Still unsure? Reach out to our support team — we’re happy to assist.

We accept returns within 3 days of delivery for unworn, unwashed items in their original packaging with tags attached. Please note, sale items, accessories, and undergarments are non-returnable. Refunds are processed within 5–10 business days after approval.

Lagos: 1–2 working days Outside Lagos: 3–5 working days International: 7–14 working days Tracking information will be sent to your email once your order ships.

Yes! You can surprise a loved one with our signature Dia Gift Box, which lets you curate selected pieces into a beautifully packaged gift. Once customized, Gift Boxes are final sale unless an item is faulty.

Join The Dia Society — our exclusive community of women who inspire and empower. Members get first access to new drops, style tips, and special offers. follow us on Instagram @diafits to find out more