This set takes "cloud" as the design language, and integrates the cloud form and children's fun elements into the slide to create a children's play space with both safety and dream. The overall use of low saturation of light gray tone, with rainbow and clouds of color painting board decoration, to create a warm visual atmosphere. At the same time, according to the playing method, corresponding accessories can be assembled, such as cloud climbing frame, evasive house and other functional requirements.