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At P’tit Affair, we believe that every petite woman deserves pieces that fit perfectly, feel effortless, and work hard in a capsule wardrobe.
Our T-shirts are more than resized basics. They’re meticulously designed from scratch for petite proportions, using premium organic Lyocell for a soft, breathable, and drapey finish.
Created from a need for timeless, all-season staples, the Millie T-shirt combines understated elegance with comfort and performance, allowing you to look and feel confident, whether styled for work, weekends, or travel.
Discover premium wardrobe essentials, designed to be worn and loved for years, by those who value style that truly fits.
Frequently Asked Questions
Machine wash cold on a gentle cycle, reshape while damp, and hang to dry.
Iron on low if needed.
Avoid tumble drying to maintain its softness and longevity.
Yes. It’s designed to fit true to size for petite women 5’3” (160cm) and under.
Check our size guide for exact measurements.
This T-shirt is made from high-quality Lyocell that holds its shape wash after wash when care instructions are followed.
The premium Lyocell fabric offers excellent coverage for everyday wear.
For a completely seamless look, we recommend pairing with nude or light-coloured undergarments.
Pair with tailored trousers and a blazer for work, wear loose over leggings for casual days, or tuck into shorts and skirts.
UK sizes 6 to 16, all proportioned for petite women's frames.
Blog posts

Why we’re NOT calling ourselves sustainable? Because honesty matters more than marketing.
We care deeply about how we create our clothes but we’re NOT calling ourselves a sustainable brand. Here’s what ethical fashion means to us, and why honesty matters more than buzzwords.

The SNL Sabrina Carpenter & Quinta Brunson moment that hit home for petite women
