"Have fun with the tunnels for kids to crawl through from Qaba! Set up the play tunnel inside or outside for many ways to play! The crawl tunnel can be used in rain or shine in the backyard, playroom. Give your little one a stable playing area with this crawling tunnel that's suitable for daily use! The crawling tunnel is made with solid HDPE and PP for a stable structure. The large boot-shaped ""feet"" on the caterpillar help to hold the tunnel firmly in place while your kids play."