One ball each of two colors.

Also need:
Two 30 cm/12” squares of blue felt and three 30 cm/12” squares of red felt
Eight pieces of 20 x 20 cm/ 7 3/4 x 7 3/4” non-corrugated cardboard
Double-sided tape
Access to a copy machine

H, O, and E are knit flat according to a chart. Then they are placed on a cardboard template with a felt backing.
M is all felt

Letter template is included that must be blown up to 400%