Based on this product's specifications, here are some alternatives and similar models
Archival Matte Paper Epson C13S041340 A3+ 189g/m² 50 Sheets
Summary description:
Epson Archival Matte Paper is designed for inkjet printing, featuring a weight of 189g/m² and a size of A3+ (330x483 mm). This paper offers a matte finish, ensuring high-quality prints with excellent color reproduction. Each package contains 50 sheets, making it ideal for professional use. Compatible with various Epson SureColor printers, this paper is perfect for artists and photographers looking to create lasting prints. Made in Japan, it guarantees durability and archival quality.