
Are you ready to channel the ultimate popular girl with a mysterious secret? Recreating the beautiful Chelsea Van Der Zee is a surprisingly easy project. Chelsea’s vibrant ocean-themed look is perfect for beginner cosplayers who want to stand out.
This DIY guide breaks down everything you need to bring this bubbly sea queen to life. With a few key clothing pieces and simple styling, you will capture her gorgeous aesthetic.
You do not need advanced crafting skills to make this vibrant costume. Most of these essential pieces are easily found online for a budget-friendly project. Let’s dive in and build this awesome outfit step by step right now.
Chelsea has captured the hearts of fans with her stunning character design and energetic personality. Wearing this colorful outfit allows you to express your love for the movie in style. You will definitely turn heads and receive plenty of compliments at your next convention.
Complete Costume Breakdown
Clothing & Core Pieces
The foundation of Chelsea’s look starts with her eye-catching light blue ruffle crop tank top. This top gives off immediate summer vibes and highlights her cheerful character design beautifully. Look for a lightweight fabric that keeps you comfortable during warm outdoor photo shoots.
Pair the crop top with a striking set of blue sparkly wide leg pants. These pants mimic the shimmering ocean waves and add a touch of magic to your costume. The sparkly texture catches the light wonderfully, making your movements look fluid and graceful.
For footwear, keep it comfortable and casual with a pair of clean white sneakers. These shoes ground the fantasy outfit and make walking around conventions a total breeze. You can easily reuse these versatile shoes for your everyday casual outfits after the event.
Accessories & Details
No Chelsea costume is complete without her signature long, wavy red wig. This vibrant hair color instantly defines the character and makes you easily recognizable. Make sure to secure the wig properly so it stays in place during active conventions.
Add the finishing jewelry touches with a simple, matching blue choker necklace. This cute accessory complements the cool-toned color palette of her top and pants beautifully. It sits comfortably on your neck and adds a classic 90s aesthetic to the costume.
Frame your face with hoop earrings featuring green beads to represent her undersea origin. These lovely accessories show extra dedication to the character design of the teenage kraken. They are lightweight and comfortable enough to wear throughout the entire day of cosplaying.
Complete the look by painting your nails with a light blue nail polish. This tiny detail ties the entire color scheme together for a polished appearance. You can also use press-on nails if you want a temporary option for the weekend.
Cosplay Tips
When styling your red wig, use a wide-tooth comb to gently brush out any tangles. Spray a light leave-in conditioner to keep the synthetic fibers looking soft and natural. Store the wig on a stand when you are not wearing it to maintain shape.
If your pants are too long, use temporary fabric tape to adjust the hem. This quick fix prevents you from tripping over the wide legs during your event. It is a lifesaver for saving your pants from getting dirty on the convention floor.
Remember to break in your white sneakers before wearing them to a convention. Comfortable feet will keep your energy high for photos and walking around all day. Bring along some gel insoles if you plan on standing for long periods of time.
Character Vibe & Styling Notes
Chelsea radiates confidence, charm, and a bubbly popular-girl energy wherever she goes. Walk with your shoulders back and a warm, inviting smile on your face. Your body language is just as important as the costume itself for this character.
Practice some playful poses in the mirror before you head out to shoot photos. Tilt your head, flip your hair, and lean confidently into her theatrical personality. Using props like a fake starfish or sea-themed items can make photos even better.
Keep your makeup fresh, bright, and summery to match her youthful sea-goddess aesthetic. A touch of highlighter and glossy lips will complete the look very nicely. You can also add subtle blue eyeshadow to match the rest of the outfit.
Final Thoughts
Recreating this Ruby Gillman character is a fun and rewarding cosplay experience. The bright colors and comfortable design make it a joy to wear all day. You will enjoy representing a unique movie that many fans absolutely adore.
Gather your items, style your wig, and get ready to shine like the ocean. You are going to look absolutely stunning as the famous Chelsea Van Der Zee. Have fun showing off your fantastic creation to everyone at the convention.

