Customer Service Coscosmos
Free shipping on Orders Over $99 -Economy Express
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Product Description:
Embody the powerful and spirited Giant warrior Diane with this The Seven Deadly Sins Diane Serpent's Sin of Envy Cosplay Swimwear. Crafted to reflect Diane's signature look, this cosplay swimwear combines a unique blend of style, comfort, and accuracy. Perfect for anime conventions, cosplay events, beach gatherings, or themed photoshoots, this costume swimwear is an eye-catching and memorable outfit that will allow you to channel the spirit of Diane while staying comfortable. The outfit includes unique character details such as the serpent symbol, bold colors, and flattering design to stay true to Diane's distinct look in the anime series.
Product Features and Highlights:
Why Choose This Product?
For fans of The Seven Deadly Sins, this cosplay swimwear brings Diane’s character to life in a functional yet stylish form. Ideal for cosplayers who want a unique and character-accurate piece, this costume balances cosplay detail with everyday comfort. If you’re looking to stand out at your next anime-themed event or beach gathering, this is a one-of-a-kind swimwear choice inspired by the courageous Giantess Diane.
Anime Overview: The Seven Deadly Sins
The Seven Deadly Sins is a popular fantasy anime series set in a world where legendary warriors known as the "Seven Deadly Sins" protect the kingdom from threats and evil forces. With deep-rooted friendships, intense battles, and a compelling storyline, the anime follows a group of heroic outcasts who use their unique abilities to fight for justice. Each member represents one of the "sins," giving them distinctive personalities and powers.
Character Introduction: Diane, Serpent's Sin of Envy
Diane is a Giantess and the "Serpent's Sin of Envy," known for her immense strength and gentle heart. As a member of the Seven Deadly Sins, Diane possesses earth-manipulating abilities and fights with her giant War Hammer, Gideon. Despite her strength, Diane often exhibits a kind and compassionate nature, making her a fan-favorite character who embodies loyalty, bravery, and fierce protectiveness for her friends.
Character Costume Details
Diane’s outfit is iconic in The Seven Deadly Sins series, reflecting her warrior spirit and giant heritage. This cosplay swimwear captures her look with a striking color palette and her unique Serpent’s Sin emblem, making it immediately recognizable for fans of the series. Designed to balance style with function, this outfit is inspired by Diane’s memorable attire while ensuring wearability for various occasions.
Chest: Place the tape close under the armhole and measure from side seam to side seam.
Waist: This is the narrowest part of the waist. Place the tape from side to side directly at the waistline.
Hip: Place the tape approximately 7–9 inches below the natural waistline and measure from side to side at the hip line.
Flare: This is the length of the flare of your dress. Flare is the bottom wide length of your dress.
Strap to Hem: This is the length from the top of the strap down to the hem.
Waist to Hem: This is the length from the top of the waistband to the bottom of the hemline.
At COSCOSMOS, your satisfaction is our priority. We strive to offer a seamless shopping experience, but we understand that sometimes returns or cancellations may be necessary. Please review the following guidelines for returns, exchanges, and cancellations to understand our policies.
If your product arrives with defects, shipping damage, incorrect size, or color, please contact Customer Service with photographic evidence.
Modification Shipping Address:
A3-704, Wudahangyu, Wudayuan Rd, Jiangxia District, Wuhan, Hubei, 430223, China
Some categories follow specific return rules:
If your order is delayed beyond the estimated delivery date:
Thank you for shopping with COSCOSMOS. We are committed to providing excellent service and are always here to assist with any questions. For further support, please contact our Customer Service team.
Certain categories, such as Victorian Dresses, Marie Antoinette Dresses, Renaissance Dresses, Bustle Dresses, Civil War Dresses, Medieval Dresses, Children’s Gowns, Disney Princess Dresses, Petticoats & Hoop Skirts, Men’s Suits & Blazers, and other made-to-order items, have stricter cancellation rules:
Within 24 Hours of Payment Confirmation: Eligible for a full refund.
24 to 72 Hours after Payment Confirmation: Eligible for a partial refund, including full shipping costs and 50% of the product price.
After 72 Hours: Only shipping costs will be refunded.
Custom Products: Once production begins, these items are no longer eligible for cancellation.
When you receive a "Payment Confirmation" email, your payment has been confirmed, and the cancellation timeframes will begin.
Thank you for shopping with COSCOSMOS. We are committed to providing excellent service and are always here to assist with any questions. For further support, please contact our Customer Service team.
Brand Story
Our Coscosmos Brand was established for around 10 years,we are integrated development and production,we hold a larger market share and be well received by Most Europ Customers.Our firm features great customized production capability ,and reasonable price,short production (usually need around 4-7 days,busy season needs 7-12 days),satisfactory service.Our company accept Whole Sale Produts , also accept the custom made products .Welcom to contact with us .
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