Based on this product's specifications, here are some alternatives and similar models
Protective snap-on case Zagg Manhattan for Apple iPhone 15 Pro Max, 6.7" Black
Summary description:
Zagg Manhattan Snap is a snap-on protective cover designed for Apple iPhone 15 Pro Max (6.7"). The hard-shell case in black provides form-fit protection for the phone body and back while preserving access to buttons and ports. Monochromatic finish offers a discreet look. Suitable for everyday protection against scratches and minor impacts.