It's from Windsor, size is large, maroon. The slit is pretty high too.

Gorgeous Windsor Navy Sequin Dress with clutch Prom, Evening Dress, Cocktail

$200 $300

Elegant Black Satin Evening Gown with Mesh Bodice

$58 $99

New Windsor Women XS Avalee Rhinestone Mesh Mermaid Formal Dress original $139

$75

Windsor Gown S Purple Scalloped Strapless‎ Glitter Mermaid Prom Gala Glamour Y2K

$40

Windsor Black Sequin Halter Homecoming Dress

$70

Y2K Windsor Open Back Long Dusty Rose Prom Fit Flare Mermaid Sexy Gown Sz S

$35

Windsor Blush Lace Appliqué Party Dress

$28

Windsor Floral Lace Mermaid Gown Pink Champagne Formal Prom Dress Size‎ 1

$34 $149

Windsor Emerald Green Satin Spaghetti-Strap v neck fitted Gown size small

$30 $999

New Windsor Maroon Red, High Slit Dress

$39

Windsor Black Lace Corset Style Formal Gown Size 9-10

$130

Windsor Cobalt Sequin Mermaid Gown

$55

Windsor Black Strapless Sparkle Evening Dress

$20

Windsor Esmerald Green Satin Ruched High-Slit Prom Gown

$19

Windsor White Lace Sheer Beaded Prom Dress with Slit

$28

Windsor floor length formal dark green sparkling dress

$28 $59

Windsor Black Sparkle Tulle Ballgown

$75 $150

Windsor Emerald Green Satin Ruched Slip Dress

$45

Make an offer! Windsor Royal Blue Spaghetti Strap Maxi Gown size 5

$60 $80

Windsor Black Sparkle Prom Gown

$65 $100

Windsor Pink Sequin Spaghetti-Strap Prom Gown with Thigh Slit

$55 $120

Elegant Black Sequin Embellished Evening Gown with‎ Spaghetti Straps

$126

WINDSOR Prom Dress Women's SZ S Peach Off‎ Shoulder Lace Flared High Low Zipper

$20 $109

Windsor Hunter Green Sevi Halter Mermaid Glitter Formal Dress‎ S

$19

Windsor Ivory and Gold Sequined Lace Back Prom Gown

$99 $99

Elegant Gold Sequin Square neckline Lace up Back Evening Gown - Gold/White

$99 $99

Windsor Black Sequin Prom Dress

$40

Windsor Dusty Blue Sequin Embroidered Mini Dress

$50

Homecoming | Windsor Light Blue Glitter Fit & Flare Dress XS | NWT

$26 $65

NWT Windsor Black Sequin Formal Evening Gown Midi Slit Dress Size XS

$65

Windsor Gown Women‎ Peach Sequin Damask Mermaid Formal Prom Dress SIZE L

$134

Black V-Neck Spaghetti Strap Evening Gown with Front Slit

$30

Windsor Vibrant Blue Bodycon Dress, Crystal Embellishmented Chain Strap, S

$27

Prom dress

$30 $90

Long Prom dress

$30 $90

Windsor Black & Gold Prom Dress

$55 $89

Windsor Navy Satin Halter Mermaid Gown Size S

$40