With Rubie's Costume Company, every member of the family can dress up all year long! Pet costume features pink polo shirt with purple collar and trim. 100% Polyester, hand-washable costume. Rubie's Costume Company has been creating costumes since 1950, of course they'd remember your pet. Please note: different breeds have different proportions. Rubie's Pet Shop Boutique suggests going a size up if you are unsure of what size to get.