Based on this product's specifications, here are some alternatives and similar models
Filament 3Dsimo Red to white 5 m — color-changing filament for 3D pens and small printers
Summary description:
3Dsimo Red to white 5 m filament is a 5-metre color-changing filament designed for compatible 3D pens and small desktop printers. The material shifts from red to white under specified conditions, enabling gradient effects and decorative prints. Suitable for hobby modeling, repairs, prototyping and creative projects requiring short-length specialty filament.