Knight Costume
Unleash your inner champion with a legendary suit of armor.
The medieval knight is a timeless symbol of chivalry, bravery, and epic adventure, making it a perennial favorite for Halloween and Renaissance faires. This classic look is defined by metallic armor plates, a heraldic tunic, and iconic weaponry. Whether you want to buy a complete set or craft your own armor, this guide has you covered.
- Difficulty
- Medium
- Time
- ~30 min
- Budget
- $30–110
Try it on
See yourself as Knight
One clear photo of yourself; we render you in this costume — face untouched, full body, about 20 seconds.
One render, $1. No account needed — if it fails you're not charged. Pricing.
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Want a different costume on this photo, or a whole group in costume? Open the Try-On Studio.
What you need for a Knight costume
Short on time? Buy it ready-made
Spirit Halloween sells the complete Knight costume — one box instead of 6 pieces.
Knight helmet
A metallic silver plastic helmet featuring a moveable visor or a classic Norman-style nasal guard.
DIY: Construct a helmet from cardboard, paint it metallic silver, and attach a moving visor using paper fasteners.
Tunic or tabard
A sleeveless fabric tunic, typically in bold red, blue, or black, featuring a printed coat of arms like a lion or cross on the chest.
DIY: Cut a rectangular piece of felt, fold it in half, cut a neck hole, and glue a contrasting felt cross emblem to the front.
Chainmail coif or shirt
A silver-colored woven mesh hood or long-sleeve undershirt that mimics the look of linked metal rings.
DIY: Wear a grey textured knit sweater or spray-paint a fishnet shirt with metallic silver fabric paint.
Armor pieces
Molded silver plastic or foam pieces that strap onto the shoulders, chest, and shins.
DIY: Cut curved armor shapes out of craft foam, paint them metallic silver, and attach elastic straps to secure them.
Toy sword and shield
A plastic or foam broadsword paired with a matching heater shield decorated with a heraldic crest.
DIY: Cut a sword and shield shape out of thick cardboard, wrap the blade in silver foil, and paint the shield face.
Belt and boots
A wide brown or black faux-leather belt to cinch the tunic, paired with dark leather boots.
DIY: Use a standard wide brown belt and wear dark brown or black leather boots from your closet.
Rather not assemble it? See ready-made Knight costumes at Spirit Halloween ↗
How to put it together
- 1
Put on a dark long-sleeve shirt and dark pants to serve as your comfortable base layer.
- 2
Pull the chainmail-style coif or textured silver shirt over your head.
- 3
Slip on the fabric tunic or tabard, centering the coat of arms on your chest.
- 4
Fasten the wide leather belt around your waist to secure the tunic and create a fitted silhouette.
- 5
Strap on the shoulder guards and shin greaves over your base layer.
- 6
Put on your boots and place the helmet on your head.
- 7
Equip yourself with the toy sword and shield to complete the legendary look.
Makeup & hair
Keep hair neatly tucked under the helmet or coif. If going helmetless, style hair in a rugged, windswept look or a simple braid.
Knight for couples, groups, kids & more
- couples
- Pair up as a Knight and a medieval Princess, or go as a duo of rival Red and Blue knights.
- group
- Form a Round Table with a group of knights, a wizard like Merlin, and a dragon.
- kids
- Kids love lightweight plastic armor sets paired with a simple felt tabard.
- Plus size
- Opt for an open-sided tabard or tunic secured with a belt, which easily adjusts to any body shape.
- pet
- Dress your dog as a brave steed with a miniature saddle and a small felt dragon rider.
Tips
- Ensure your helmet has adequate ventilation and visibility, especially if wearing it at night.
- Wear soft, breathable layers underneath your armor to prevent chafing from plastic or foam edges.
- Check event rules beforehand, as some venues and parties do not allow hard plastic or metal toy weapons.
- For great photos, strike a heroic pose holding your sword upright or resting a hand on your shield.
Knight costume FAQ
- What do you need for a basic knight costume?
- A basic knight costume requires a fabric tunic or tabard with a crest, a toy sword, a shield, and a helmet or chainmail hood.
- How can I make a DIY knight costume on a budget?
- You can make a budget-friendly costume by cutting a tabard out of cheap felt and crafting the helmet, sword, and shield from cardboard painted silver.
- Is a knight costume comfortable to wear all night?
- Yes, if you use lightweight materials like fabric, foam, and plastic rather than heavy metal replica armor, and wear soft clothing underneath.
Did you know? The heaviest suits of real medieval plate armor could weigh up to 55 pounds, yet they were so well-distributed that knights could still mount horses and run.