**Remember to measure for the perfect fit.** Your furry friend will make a splash when they show up in Rubie’s The Little Mermaid: Ariel Big Dog’s Costume. This charming costume transforms your pet into the beloved mermaid princess from Disney’s The Little Mermaid. With a shimmering tail, a seashell top, and a wig, it perfectly captures Ariel’s iconic look. Plus, it’s made with lightweight, pet-friendly materials, so your pet will stay comfy at parties, photoshoots, and even while trick-or-treating.