So, whether you're a seasoned pro at prom dress shopping or a newbie just trying to figure it out, we have 12 plus-size prom dresses that never go out of fashion.

Size range: 12-26 You may have already shopped at ASOS for sequined mini skirts or puff-sleeved cottage-core dresses, but it's also the best place to find affordable plus-size formal dresses. ASOS ...

Best Red Prom Dress: B. Darlin V-Neck Halter Satin Slim Gown, $45, was $129 Best Ball Gown Prom Dress: B. Darlin Sleeveless Scoop Neck Ruffle Gown, $219 Most Affordable Plus Size Prom Dress: B ...

Best plus-size prom dress with sleeves: Lulus My Whole Heart Long Sleeve Wrap Dress, $79; Best unique plus-size prom dress: Sonlay Sequin Evening Dresses, $78; Best affordable plus-size prom dress ...

I always knew I was bigger than my friends. I just never realized how much that would define my shopping experience. I had never felt truly isolated by my size until it came time to buy a prom dress.