Based on this product's specifications, here are some alternatives and similar models
Case Spigen Rugged Armor for AirPods Pro 3 — TPU, Matte Black
Summary description:
Protective case for AirPods Pro 3 by Spigen, model Rugged Armor, made from thermoplastic polyurethane (TPU) in matte black. Designed to shield the charging case from scratches, minor drops and daily wear. Provides a snug fit for AirPods Pro 3, preserves access to the charging port and supports easy handling and grip.