Shop › Sea Monster Pals - Original Art Image 1 of 3 Image 2 of 3 Image 3 of 3 Sea Monster Pals - Original Art $125.00 gouache and gel pen on watercolor paper, 2024. 9 x 12 inches. harmony isn’t easy, but it’s possible. Add To Cart Added! gouache and gel pen on watercolor paper, 2024. 9 x 12 inches. harmony isn’t easy, but it’s possible.