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The Flash Boys Superhero Costume & Mask Set
The Flash / 4-5Y
$49.99
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Flash Boys Speedster
RUN FAST • SAVE THE DAY • BECOME THE HERO
Ready, set, speed! Our Flash Boys Speedster Costume & Mask Set transforms little superheroes into a lightning-fast crime fighter ready to race into action.
Featuring a bold red superhero suit with yellow lightning accents, printed muscle detailing, and a coordinating character mask, this action-packed costume creates an instantly recognizable speedster look for Halloween, parties, cosplay, and imaginative play.
⚡ Why You'll Love It
Bright red superhero styling, dramatic lightning graphics, printed muscle details, and the classic lightning-bolt chest emblem make this costume look powerful from every angle. Add the coordinating mask and he's ready to race off on his next heroic mission.
❤️ Perfect For
Halloween • The Flash costumes • Superhero costumes • Superhero birthday parties • Comic-inspired dress-up • Character days • Cosplay • School events • Photoshoots • Pretend play • Superhero group costumes • Action adventures
Fastest Kid Alive
Slip on the coordinating red speedster mask and he's ready to race through imaginary cities, defeat villains, and save the day at lightning speed.
- Red Flash-inspired superhero costume
- Long-sleeve superhero top
- Matching red costume pants
- Coordinating red speedster mask / hood
Shoes and other styling pieces shown in model photography are not included.
- Classic bright red speedster color palette
- Lightning-bolt superhero emblem on the chest
- Yellow lightning accents at the waist and arms
- Printed muscular chest and abdominal detailing
- Long-sleeve superhero styling
- Matching red character pants
- Contrasting yellow and orange lower-leg details
- Coordinating red superhero mask / hood
- Fun head-to-toe look for Halloween and superhero dress-up
Speedster Size Guide
Flash Boys Speedster Costume & Mask Set
| Kids Size | Recommended Height | Bust | Waist | Costume Length | Sleeve |
|---|---|---|---|---|---|
| 4–5Y | 110 cm / 43.3" | 60 cm / 23.6" | 52 cm / 20.5" | 100 cm / 39.4" | 32 + 12 cm / 12.6 + 4.7" |
| 5–6Y | 120 cm / 47.2" | 65 cm / 25.6" | 58 cm / 22.8" | 110 cm / 43.3" | 34 + 13 cm / 13.4 + 5.1" |
| 7–8Y | 130 cm / 51.2" | 70 cm / 27.6" | 64 cm / 25.2" | 120 cm / 47.2" | 36 + 14 cm / 14.2 + 5.5" |
⚡ Size Conversion: The customer-facing sizes above were selected using the manufacturer's recommended height, bust, waist, and garment measurements.
📏 Fit Tip: For the best fit, choose primarily according to your child's current height, then check the bust and waist measurements. If your child is between sizes or near the upper end of a measurement, consider choosing the larger option.
Measurements are provided by the manufacturer. The sleeve measurement is shown in the same two-part format supplied by the manufacturer. Small variations may occur due to manual measuring.
Why Families Love Lolli & Lace
Creating magical childhood memories, one beautiful outfit at a time.
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Boutique Quality You Can Feel
Every costume and dress is thoughtfully selected with beautiful details, soft fabrics, and enchanting designs that children love to wear.
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Complete Looks Made Easy
Many of our costumes include matching accessories so your little one is ready for magical adventures right out of the box.
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Designed for Special Memories
Perfect for Halloween, birthdays, princess parties, school events, vacations, photoshoots, and everyday imaginative play.
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Loved by Thousands of Families
Parents choose Lolli & Lace for unique styles, comfortable fits, and memorable costumes children never want to take off.
My daughter absolutely loved her costume! The quality was beautiful, the fit was perfect, and she received compliments everywhere she went.
★★★★★
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