Epica Pet Travel Carrier, often utilized for safe transport during car trips or flights.

Based on the selected image, these are portable plastic pet travel carriers, commonly used for transporting cats, small dogs, or other small animals. 

Key Features

Design: They feature a two-part hard plastic shell (top and bottom) that typically snaps together for easy cleaning and storage.

Ventilation: Multiple side vents and a grid-mounted metal door ensure proper airflow for your pet.

Safety: The front metal door often includes a squeeze-latch or spring-loaded mechanism to prevent pets from escaping during transit.

Portability: A sturdy top handle is standard for easy carrying