Esterbrook x Ferris Wheel Press Estie Rock Star Fountain Pen SetRock Your World The Rockstar Estie is a collaboration between Esterbrook and Ferris Wheel Press, inspired by music and creative expression. Crafted from custom U. S. acrylic with swirling purple and black tones accented by teal, the pen features gold trim, a decorative band, and a branded steel nib created for this unique release. Presented as a collectors set, the Rockstar Estie includes the fountain pen, a custom Ferris Wheel Press 20 ml ink bottle