Explore the most loved girl’s straw hats, bowler caps, swim flap hats, bucket hats, and much more only on TopOfStyle. GAP is an American clothing brand that has its presence known worldwide. They are known for their clothing and accessories retailing. This store was formed in 1969. Green is the color of nature and life. We have GAP Green Hats & Caps for girls available in the most common fabrics like Blend and Knit Fabric. Pick the right one for your needs.