Big red cotton coat with picture

Quick answer：

This phrase seems to be a request for a description of a scene involving a big red cotton coat along with a picture. The coat is likely being depicted in a visual format. Cotton coats are a type of outerwear made from cotton fabric, known for being warm and comfortable. The term 'big red' suggests a coat of a large size with a vibrant red color. Pictures are visual representations of scenes or objects. Without further context, it is difficult to provide more specific information.