Valley Forge Nylon Ohio State Flag, measures 3-Foot x 5-Foot by Valley Forge. Save 37 Off!. $21.28. 100 % Made in USA. Flag is made of printed nylon, duck heading, and 100% brass grommets. Measures 3 foot by 5 foot. Have Pride in Ohio, hang your state flag from your in-ground pole or house.. Valley Forge Flag designs and constructs fabrics that are durable in the face of the sun, cold, and rain. 3'X5' State Flag manufactured by the leader in flags, Valley Forge Flag.