Size: 8.1*4.0*0.9 inches, the length if laid out in a straight line is 48.5 inchesMade of GPPS plastic, non-toxic, tasteless, eco friendly, harmless to human and environment. Durable, smooth, anti-pop, tight enough to hold the shape very wellFor kids, the magic snake cubes will get their eyes away from the electronic screens and help them sit quietly. Great toys to develop children's creative ability and handling abilityFor adults, they will remind you of your happy childhood with your parents when you were a kid. They will also make your kids and you enjoy happy family time now, and can also be used as a sensory fidget toyAs you see, you can twist them to form many shapes in your imagination. 4 sizes(24 wedges, 36 wedges, 48 wedges, 72 wedges), and 6 colors(Blue, Red, Pink, Black, Green, Orange) are available, there's always one you like