AGAS Flags is a leading manufacturer of flags, banners, and promotional products based in Philadelphia, Pennsylvania, USA. The red, white and blue Christian flag has been a symbol of Christianity since the early 20th century when Charles C. Overton designed the flag. The white flag with a blue square and red cross is said to have been inspired by the American flag, with which it is frequently displayed. If you're looking for an American flag, please shop our USA flags section with a variety of embroidered flags, printed flags, and many other USA products. The Christian Flag part of our religious flag collection, it's available in many sizes, ranging from 12" x 18" Inch to 6' x 10' Foot. Choose from economy polyester or nylon material. Nylon is a heavy duty material, formulated to withstand wear and tear. Flags made from one ply economy polyester are intended for indoor use only. It's a great way to put your faith on display for everyone who comes near. I0135