Store Extended Plus size Siren & Mermaid Costumes Store/Extended Plus size/Extended Plus size Costumes/Extended Plus size Siren & Mermaid CostumesSort byWe recommendNewest arrivalsPrice: Low to HighPrice: High to LowName: A to ZName: Z to AFiltersClear allFiltersClear allShow itemsShow itemsRoma Mermaid shell NecklaceRoma Mermaid shell Necklace$10.00Short Mermaid Holographic Waist Cincher w ZipperShort Mermaid Holographic Waist Cincher w Zipper$70.00Premium Mermaid Corset Long Dress CostumePremium Mermaid Corset Long Dress Costume$200.00Blue Green Mermaid Scrunch bottom Low rise booty shortBlue Green Mermaid Scrunch bottom Low rise booty short$18.00Magenta Mermaid Scrunch bottom Low rise booty shortMagenta Mermaid Scrunch bottom Low rise booty short$18.00Gold Mermaid Scrunch bottom Low rise booty shortGold Mermaid Scrunch bottom Low rise booty short$18.00Green Black Mermaid Wet look Scrunch bottom Low rise booty shortGreen Black Mermaid Wet look Scrunch bottom Low rise booty short$18.00Plus size Mermaid Costume Ocean Nymph 5x clearancePlus size Mermaid Costume Ocean Nymph 5x clearance$63.00Long Mermaid Costume Skirt Neon PInk bedazzledLong Mermaid Costume Skirt Neon PInk bedazzled$52.00Long Mermaid Costume Skirt Magenta bedazzledLong Mermaid Costume Skirt Magenta bedazzled$52.00Long Mermaid Costume Skirt Black bedazzledLong Mermaid Costume Skirt Black bedazzled$52.00Long Mermaid Costume Skirt Black Royal bedazzledLong Mermaid Costume Skirt Black Royal bedazzled$52.00Plus size Mermaid Costume Ocean Nymph 12x clearancePlus size Mermaid Costume Ocean Nymph 12x clearance$83.00Plus size Warrior Mermaid Sequins GownPlus size Warrior Mermaid Sequins Gown$130.00Long Mermaid Costume Skirt Lime bedazzledLong Mermaid Costume Skirt Lime bedazzled$52.00Plus size Silver Belle Mermaid Gown CostumePlus size Silver Belle Mermaid Gown Costume$158.00Plus size Golden Belle Mermaid CostumePlus size Golden Belle Mermaid Costume$110.00Plus size Mermaid Costume Ocean NymphPlus size Mermaid Costume Ocean Nymph$97.00Delicate Illusions Delilah the Summer Mermaid CostumeDelicate Illusions Delilah the Summer Mermaid Costume$72.00