Vivaio Acrylic Blocks Set of 28 The Vivaio set of 28 transparent acrylic blocks are the perfect toys for play and discovery on a light or mirror table. Putting them on a lit-up surface produces bright and interesting colours that will endlessly fascinate children. With 28 pieces, there’s also room for building and creating mesmerizing, colourful structures. More Information About Vivaio Acrylic Blocks Set of 28 Can be used to teach colour theory Perfect visual, kinesthetic toy for play and discovery Includes pyramids, cubes, blocks, arches, half-orbs in 5 tints: red, yellow, green, blue, and clear Made by Vivaio following global safety standards