This is a display of extravehicular spacesuits (styles from the space shuttle era), which are the core extravehicular equipment for manned space missions:Equipment CharacteristicsAppearance and Identification: The main body is pure white, and the helmet is equipped with a gold reflective face shield (to resist strong space radiation). The life support backpack on the back has a blue circular logo, which is highly recognizable;Functional positioning: Used for astronauts to perform tasks such as spacewalks and lunar surface operations, it can provide life support such as oxygen, temperature regulation, and pressure maintenance, while also resisting extreme space environments such as vacuum, high and low temperatures, and micrometeorites;Design style: The overall use of multi-layer protective fabric, with a thick structure but ensuring safety in extreme environments, is one of the classic equipment for manned spaceflight projects in the United States.This type of space suit represents the technological level of space equipment and has supported multiple milestone missions such as the space shuttle.