While choosing costumes be careful not to select costumes that are tight around the neck. dog costumes are the best way to grab attention. Some dogs really enjoy wearing those costumes and being a part of the holiday party like Halloween. Make sure that the dog costume is not very large or very small other wise your dog will trip and fall or it may be too tight for your dog. The costumes come in all sizes. Take measurements properly so that it fits perfectly. Remember, all dogs do not like wearing costumes. Dogs that are calm and gentle by nature and love being handled enjoy wearing the costumes. Active dogs do not like the restrictions of costumes though.