cosplay
shapes

Basic shapes

  • Cylinder
  • Cone
  • Truncated cone

  • Dome
  • Sphere

  • Box
  • Pyramid
  • Prism

Complex shapes

  • Angled cylinder
  • Elbow
  • Curved horn

  • Oval dome
  • Pointed dome
  • Capsule

  • Tapered prism

Free. Prints at 100%.

Size

Example: demon horn

Fill in circumference or diameter; the other follows.

A circle with its circumference traced all the way around the outside, its diameter drawn straight across through the middle, and its radius drawn from the middle to the edge.CircumferenceDiameterRadius
Circumference
All the way around, where a tape measure goes.
Diameter
Straight across, through the middle.
Radius
Half the diameter. You won’t need it here.
cm
cm
cm
cm
cm

Along the middle of the curl, from base to tip.

°

How far the horn turns from base to tip: 90 curls it a quarter turn.

More sections make a smoother curl with more joints.

Material

EVA foam
mm
Each joint turns
18.0°
Length on the outside
33.4 cm
Length on the inside
26.9 cm

Cut edges butt together and are glued with contact cement.

Join the sections in letter order from the base. Line up the seams along the inside of the curl and the middle notches along the outside.

Curved horn

Each joint turns 18.0° · Length on the outside 33.4 cm

Flat pattern

  • Cut line
  • Alignment notch
  • Base circumference
  • 1 cm grid

6 pieces on 2 A4 pages + a scale guide page