GRIMM'S Wooden Rainbow COLORFUL. This wonderful wooden rainbow consists of 6 arches that fit together perfectly. The wooden rainbow can be stacked and your child can use it to build unique towers, tunnels and structures. It's great fun and encourages creative play and your child's hand-eye coordination. Also perfect for kindergartens, schools and other playgroups. Material: Linden wood, colored varnish. Dimensions: Length 17cm. Age: 1+ years. All Grimm's products comply with the European standard for toy safety, are CE marked and EN 71 certified. Wood is a natural product; possible minor deviations and irregularities in the finish are not grounds for exchange. Sustainably handmade in Germany. The rainbow has been awarded the "spiel gut" seal.