4.8/5 Based on 3500+ reviews
Free Shipping with USPS
14-Day Money-Back Guarantee
Over 20,000+ Happy Customers
Free UPS Shipping
ANNIVERSARY SALE UPDATE: Due to high demand during our 26-year anniversary sale, only a limited number of items are left. If you can still click 'Add to cart', it’s still available.
Step into easygoing style with the Sierra Casual Summer Midi Dress, designed to combine comfort and simplicity for your warm-weather wardrobe. Featuring a flattering midi length and relaxed silhouette, this dress offers breathable comfort and effortless movement. Perfect for casual outings, weekend gatherings, or everyday wear, Sierra brings a polished yet laid-back touch to your look.
✓ Relaxed Fit: Flowy midi length that flatters a variety of body shapes with ease.
✓ Versatile Style: Simple design that pairs beautifully with sandals, flats, or casual accessories.
✓ Effortless Elegance: Clean lines and understated details for a timeless, casual look.
✓ All-Day Comfort: Made from lightweight, breathable fabric to keep you comfortable throughout the day.
Elevate your casual wardrobe with the Sierra Casual Summer Midi Dress—your perfect pick for relaxed, stylish days.
| Size | Bust (in) | Sleeve (in) | Waist (in) | Length (in) |
|---|---|---|---|---|
| S | 35.8 | 14.2 | 35.0 | 53.9 |
| M | 37.8 | 14.6 | 37.0 | 54.3 |
| L | 39.8 | 15.0 | 39.0 | 54.7 |
| XL | 41.7 | 15.4 | 40.9 | 55.1 |
| 2XL | 44.5 | 15.7 | 43.7 | 55.5 |
| 3XL | 47.2 | 16.1 | 46.5 | 55.9 |
We offer a 14-day return policy, so you can return your order within 14 days of receipt for a full refund.
Orders in the US include free shipping, a tracking number and are shipped out next day with USPS.
Lilly New York has over 15,000+ happy customers and our customers rate us 4.8/5.0
Anniversary Sale
From a tiny dream in 1999 to a beloved brand embraced by women across the country — what started between two best friends has grown into something bigger than we ever imagined.
26 years later, we're still creating pieces we love, and we're more grateful than ever for the community that made it all possible.
To thank you, we're celebrating with up to 80% off during our Anniversary Sale — a heartfelt gift from us to you.
*Discounts are automatically applied at checkout. You can also combine different items.
