Your Pup Will Be The Cutest Sidekick Wearing This Robin Dog Costume. If Youre Looking For Fun Halloween Pet Costume Ideas Youll Love This Outfit Its Made Of A Soft Polyester Material And Fits Most Smaller Breeds. This Shirt-Style Costume Comes With A Yellow Cape And Black Fabric Mask And Features Green Sleeves A Red Chest With Robin Insignia On The Chest Area. Just Slip His Paws In The Leg Openings And Place On His And Hes Ready To Fight Crime!