Illustration Apparel Illustrations may be used for t-shirt and apparel design. The recommended illustrations for apparel are cities and products. Chicago If illustrations of people are used, they are recommended for kids apparel. Illustrations of people for adult apparel can be judged on a case-by-case basis. Route through [email protected] and Brand Identity for review and approval. People must be illustrated and shown in full color. People should not represent an actual person in a negative or degrading way. Use full color Illustration Style Guide Southwest Airlines Brand Style Guide | 51